888901780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{2423}}^1$

素因数の和:2545

約数の個数: 96

約数和(自身を含む): 2155071744

約数和(自身を除く): 1266169964

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 83, 85, 130, 166, 170, 221, 260, 332, 340, 415, 442, 830, 884, 1079, 1105, 1411, 1660, 2158, 2210, 2423, 2822, 4316, 4420, 4846, 5395, 5644, 7055, 9692, 10790, 12115, 14110, 18343, 21580, 24230, 28220, 31499, 36686, 41191, 48460, 62998, 73372, 82382, 91715, 125996, 157495, 164764, 183430, 201109, 205955, 314990, 366860, 402218, 411910, 535483, 629980, 804436, 823820, 1005545, 1070966, 2011090, 2141932, 2614417, 2677415, 3418853, 4022180, 5228834, 5354830, 6837706, 10457668, 10709660, 13072085, 13675412, 17094265, 26144170, 34188530, 44445089, 52288340, 68377060, 88890178, 177780356, 222225445, 444450890, 888901780]

約数ペア:

[(1, 888901780), (2, 444450890), (4, 222225445), (5, 177780356), (10, 88890178), (13, 68377060), (17, 52288340), (20, 44445089), (26, 34188530), (34, 26144170), (52, 17094265), (65, 13675412), (68, 13072085), (83, 10709660), (85, 10457668), (130, 6837706), (166, 5354830), (170, 5228834), (221, 4022180), (260, 3418853), (332, 2677415), (340, 2614417), (415, 2141932), (442, 2011090), (830, 1070966), (884, 1005545), (1079, 823820), (1105, 804436), (1411, 629980), (1660, 535483), (2158, 411910), (2210, 402218), (2423, 366860), (2822, 314990), (4316, 205955), (4420, 201109), (4846, 183430), (5395, 164764), (5644, 157495), (7055, 125996), (9692, 91715), (10790, 82382), (12115, 73372), (14110, 62998), (18343, 48460), (21580, 41191), (24230, 36686), (28220, 31499)]