15691000325

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{373}}^1$

素因数の和:496

約数の個数: 144

約数和(自身を含む): 26848364928

約数和(自身を除く): 11157364603

約数列:

[1, 5, 7, 11, 13, 25, 35, 41, 55, 65, 77, 91, 143, 175, 205, 275, 287, 325, 373, 385, 451, 455, 533, 715, 1001, 1025, 1435, 1681, 1865, 1925, 2255, 2275, 2611, 2665, 3157, 3575, 3731, 4103, 4849, 5005, 5863, 7175, 8405, 9325, 11275, 11767, 13055, 13325, 15293, 15785, 18491, 18655, 20515, 21853, 24245, 25025, 28721, 29315, 33943, 41041, 42025, 53339, 58835, 65275, 76465, 78925, 92455, 93275, 102575, 107051, 109265, 121225, 129437, 143605, 146575, 152971, 168223, 169715, 198809, 205205, 240383, 266695, 294175, 373373, 382325, 462275, 535255, 546325, 627013, 647185, 718025, 764855, 841115, 848575, 994045, 1026025, 1177561, 1201915, 1333475, 1391663, 1682681, 1866865, 2186899, 2676275, 3135065, 3235925, 3824275, 4205575, 4389091, 4970225, 5887805, 6009575, 6897143, 6958315, 8151169, 8413405, 9334325, 10934495, 15308293, 15675325, 21945455, 29439025, 34485715, 34791575, 40755845, 42067025, 48280001, 54672475, 57058183, 76541465, 89662859, 109727275, 172428575, 203779225, 241400005, 285290915, 382707325, 448314295, 627640013, 1207000025, 1426454575, 2241571475, 3138200065, 15691000325]

約数ペア:

[(1, 15691000325), (5, 3138200065), (7, 2241571475), (11, 1426454575), (13, 1207000025), (25, 627640013), (35, 448314295), (41, 382707325), (55, 285290915), (65, 241400005), (77, 203779225), (91, 172428575), (143, 109727275), (175, 89662859), (205, 76541465), (275, 57058183), (287, 54672475), (325, 48280001), (373, 42067025), (385, 40755845), (451, 34791575), (455, 34485715), (533, 29439025), (715, 21945455), (1001, 15675325), (1025, 15308293), (1435, 10934495), (1681, 9334325), (1865, 8413405), (1925, 8151169), (2255, 6958315), (2275, 6897143), (2611, 6009575), (2665, 5887805), (3157, 4970225), (3575, 4389091), (3731, 4205575), (4103, 3824275), (4849, 3235925), (5005, 3135065), (5863, 2676275), (7175, 2186899), (8405, 1866865), (9325, 1682681), (11275, 1391663), (11767, 1333475), (13055, 1201915), (13325, 1177561), (15293, 1026025), (15785, 994045), (18491, 848575), (18655, 841115), (20515, 764855), (21853, 718025), (24245, 647185), (25025, 627013), (28721, 546325), (29315, 535255), (33943, 462275), (41041, 382325), (42025, 373373), (53339, 294175), (58835, 266695), (65275, 240383), (76465, 205205), (78925, 198809), (92455, 169715), (93275, 168223), (102575, 152971), (107051, 146575), (109265, 143605), (121225, 129437)]