80418094480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^2\times {\mathrm{389}}^1\times {\mathrm{2689}}^1$

素因数の和:3153

約数の個数: 120

約数和(自身を含む): 193766671800

約数和(自身を除く): 113348577320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 389, 496, 620, 778, 961, 1240, 1556, 1922, 1945, 2480, 2689, 3112, 3844, 3890, 4805, 5378, 6224, 7688, 7780, 9610, 10756, 12059, 13445, 15376, 15560, 19220, 21512, 24118, 26890, 31120, 38440, 43024, 48236, 53780, 60295, 76880, 83359, 96472, 107560, 120590, 166718, 192944, 215120, 241180, 333436, 373829, 416795, 482360, 666872, 747658, 833590, 964720, 1046021, 1333744, 1495316, 1667180, 1869145, 2092042, 2584129, 2990632, 3334360, 3738290, 4184084, 5168258, 5230105, 5981264, 6668720, 7476580, 8368168, 10336516, 10460210, 12920645, 14953160, 16736336, 20673032, 20920420, 25841290, 29906320, 32426651, 41346064, 41840840, 51682580, 64853302, 83681680, 103365160, 129706604, 162133255, 206730320, 259413208, 324266510, 518826416, 648533020, 1005226181, 1297066040, 2010452362, 2594132080, 4020904724, 5026130905, 8041809448, 10052261810, 16083618896, 20104523620, 40209047240, 80418094480]

約数ペア:

[(1, 80418094480), (2, 40209047240), (4, 20104523620), (5, 16083618896), (8, 10052261810), (10, 8041809448), (16, 5026130905), (20, 4020904724), (31, 2594132080), (40, 2010452362), (62, 1297066040), (80, 1005226181), (124, 648533020), (155, 518826416), (248, 324266510), (310, 259413208), (389, 206730320), (496, 162133255), (620, 129706604), (778, 103365160), (961, 83681680), (1240, 64853302), (1556, 51682580), (1922, 41840840), (1945, 41346064), (2480, 32426651), (2689, 29906320), (3112, 25841290), (3844, 20920420), (3890, 20673032), (4805, 16736336), (5378, 14953160), (6224, 12920645), (7688, 10460210), (7780, 10336516), (9610, 8368168), (10756, 7476580), (12059, 6668720), (13445, 5981264), (15376, 5230105), (15560, 5168258), (19220, 4184084), (21512, 3738290), (24118, 3334360), (26890, 2990632), (31120, 2584129), (38440, 2092042), (43024, 1869145), (48236, 1667180), (53780, 1495316), (60295, 1333744), (76880, 1046021), (83359, 964720), (96472, 833590), (107560, 747658), (120590, 666872), (166718, 482360), (192944, 416795), (215120, 373829), (241180, 333436)]