81311377584

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{2141}}^1\times {\mathrm{25523}}^1$

素因数の和:27706

約数の個数: 80

約数和(自身を含む): 216940114944

約数和(自身を除く): 135628737360

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 2141, 4282, 6423, 8564, 12846, 17128, 25523, 25692, 34256, 51046, 51384, 66371, 76569, 102092, 102768, 132742, 153138, 199113, 204184, 265484, 306276, 398226, 408368, 530968, 612552, 791213, 796452, 1061936, 1225104, 1582426, 1592904, 2373639, 3164852, 3185808, 4747278, 6329704, 9494556, 12659408, 18989112, 37978224, 54644743, 109289486, 163934229, 218578972, 327868458, 437157944, 655736916, 874315888, 1311473832, 1693987033, 2622947664, 3387974066, 5081961099, 6775948132, 10163922198, 13551896264, 20327844396, 27103792528, 40655688792, 81311377584]

約数ペア:

[(1, 81311377584), (2, 40655688792), (3, 27103792528), (4, 20327844396), (6, 13551896264), (8, 10163922198), (12, 6775948132), (16, 5081961099), (24, 3387974066), (31, 2622947664), (48, 1693987033), (62, 1311473832), (93, 874315888), (124, 655736916), (186, 437157944), (248, 327868458), (372, 218578972), (496, 163934229), (744, 109289486), (1488, 54644743), (2141, 37978224), (4282, 18989112), (6423, 12659408), (8564, 9494556), (12846, 6329704), (17128, 4747278), (25523, 3185808), (25692, 3164852), (34256, 2373639), (51046, 1592904), (51384, 1582426), (66371, 1225104), (76569, 1061936), (102092, 796452), (102768, 791213), (132742, 612552), (153138, 530968), (199113, 408368), (204184, 398226), (265484, 306276)]