156918211645

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{239}}^1\times {\mathrm{1999}}^1$

素因数の和:2450

約数の個数: 64

約数和(自身を含む): 211599360000

約数和(自身を除く): 54681148355

約数列:

[1, 5, 13, 31, 65, 155, 163, 239, 403, 815, 1195, 1999, 2015, 2119, 3107, 5053, 7409, 9995, 10595, 15535, 25265, 25987, 37045, 38957, 61969, 65689, 96317, 129935, 194785, 309845, 325837, 328445, 477761, 481585, 506441, 805597, 1207667, 1629185, 2388805, 2532205, 4027985, 4235881, 6038335, 6210893, 10100947, 14810591, 15699671, 21179405, 31054465, 50504735, 74052955, 77875043, 78498355, 131312311, 192537683, 389375215, 656561555, 962688415, 1012375559, 2414126333, 5061877795, 12070631665, 31383642329, 156918211645]

約数ペア:

[(1, 156918211645), (5, 31383642329), (13, 12070631665), (31, 5061877795), (65, 2414126333), (155, 1012375559), (163, 962688415), (239, 656561555), (403, 389375215), (815, 192537683), (1195, 131312311), (1999, 78498355), (2015, 77875043), (2119, 74052955), (3107, 50504735), (5053, 31054465), (7409, 21179405), (9995, 15699671), (10595, 14810591), (15535, 10100947), (25265, 6210893), (25987, 6038335), (37045, 4235881), (38957, 4027985), (61969, 2532205), (65689, 2388805), (96317, 1629185), (129935, 1207667), (194785, 805597), (309845, 506441), (325837, 481585), (328445, 477761)]