19004433175

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{587}}^1$

素因数の和:750

約数の個数: 144

約数和(自身を含む): 31419239040

約数和(自身を除く): 12414805865

約数列:

[1, 5, 7, 13, 19, 25, 35, 49, 65, 91, 95, 107, 133, 175, 245, 247, 325, 455, 475, 535, 587, 637, 665, 749, 931, 1225, 1235, 1391, 1729, 2033, 2275, 2675, 2935, 3185, 3325, 3745, 4109, 4655, 5243, 6175, 6955, 7631, 8645, 9737, 10165, 11153, 12103, 14231, 14675, 15925, 18725, 20545, 23275, 26215, 26429, 28763, 34775, 38155, 43225, 48685, 50825, 53417, 55765, 60515, 62809, 68159, 71155, 78071, 99617, 102725, 131075, 132145, 143815, 144989, 185003, 190775, 243425, 267085, 278825, 302575, 314045, 340795, 355775, 373919, 390355, 439663, 498085, 546497, 660725, 719075, 724945, 816517, 925015, 1014923, 1193371, 1295021, 1335425, 1570225, 1703975, 1869595, 1951775, 2198315, 2490425, 2732485, 3077641, 3624725, 4082585, 4625075, 5074615, 5715619, 5966855, 6475105, 7104461, 8353597, 9347975, 10991575, 13662425, 15388205, 15513823, 20412925, 25373075, 28578095, 29834275, 32375525, 35522305, 40009333, 41767985, 58475179, 76941025, 77569115, 108596761, 142890475, 177611525, 200046665, 208839925, 292375895, 387845575, 542983805, 760177327, 1000233325, 1461879475, 2714919025, 3800886635, 19004433175]

約数ペア:

[(1, 19004433175), (5, 3800886635), (7, 2714919025), (13, 1461879475), (19, 1000233325), (25, 760177327), (35, 542983805), (49, 387845575), (65, 292375895), (91, 208839925), (95, 200046665), (107, 177611525), (133, 142890475), (175, 108596761), (245, 77569115), (247, 76941025), (325, 58475179), (455, 41767985), (475, 40009333), (535, 35522305), (587, 32375525), (637, 29834275), (665, 28578095), (749, 25373075), (931, 20412925), (1225, 15513823), (1235, 15388205), (1391, 13662425), (1729, 10991575), (2033, 9347975), (2275, 8353597), (2675, 7104461), (2935, 6475105), (3185, 5966855), (3325, 5715619), (3745, 5074615), (4109, 4625075), (4655, 4082585), (5243, 3624725), (6175, 3077641), (6955, 2732485), (7631, 2490425), (8645, 2198315), (9737, 1951775), (10165, 1869595), (11153, 1703975), (12103, 1570225), (14231, 1335425), (14675, 1295021), (15925, 1193371), (18725, 1014923), (20545, 925015), (23275, 816517), (26215, 724945), (26429, 719075), (28763, 660725), (34775, 546497), (38155, 498085), (43225, 439663), (48685, 390355), (50825, 373919), (53417, 355775), (55765, 340795), (60515, 314045), (62809, 302575), (68159, 278825), (71155, 267085), (78071, 243425), (99617, 190775), (102725, 185003), (131075, 144989), (132145, 143815)]