201961289744

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{439}}^1\times {\mathrm{461}}^1\times {\mathrm{643}}^1$

素因数の和:1648

約数の個数: 80

約数和(自身を含む): 397711628160

約数和(自身を除く): 195750338416

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 439, 461, 643, 776, 878, 922, 1286, 1552, 1756, 1844, 2572, 3512, 3688, 5144, 7024, 7376, 10288, 42583, 44717, 62371, 85166, 89434, 124742, 170332, 178868, 202379, 249484, 282277, 296423, 340664, 357736, 404758, 498968, 564554, 592846, 681328, 715472, 809516, 997936, 1129108, 1185692, 1619032, 2258216, 2371384, 3238064, 4516432, 4742768, 19630763, 27380869, 28753031, 39261526, 54761738, 57506062, 78523052, 109523476, 115012124, 130129697, 157046104, 219046952, 230024248, 260259394, 314092208, 438093904, 460048496, 520518788, 1041037576, 2082075152, 12622580609, 25245161218, 50490322436, 100980644872, 201961289744]

約数ペア:

[(1, 201961289744), (2, 100980644872), (4, 50490322436), (8, 25245161218), (16, 12622580609), (97, 2082075152), (194, 1041037576), (388, 520518788), (439, 460048496), (461, 438093904), (643, 314092208), (776, 260259394), (878, 230024248), (922, 219046952), (1286, 157046104), (1552, 130129697), (1756, 115012124), (1844, 109523476), (2572, 78523052), (3512, 57506062), (3688, 54761738), (5144, 39261526), (7024, 28753031), (7376, 27380869), (10288, 19630763), (42583, 4742768), (44717, 4516432), (62371, 3238064), (85166, 2371384), (89434, 2258216), (124742, 1619032), (170332, 1185692), (178868, 1129108), (202379, 997936), (249484, 809516), (282277, 715472), (296423, 681328), (340664, 592846), (357736, 564554), (404758, 498968)]