87152780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{983}}^1$

素因数の和:1047

約数の個数: 96

約数和(自身を含む): 222179328

約数和(自身を除く): 135026548

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 31, 44, 52, 55, 62, 65, 110, 124, 130, 143, 155, 220, 260, 286, 310, 341, 403, 572, 620, 682, 715, 806, 983, 1364, 1430, 1612, 1705, 1966, 2015, 2860, 3410, 3932, 4030, 4433, 4915, 6820, 8060, 8866, 9830, 10813, 12779, 17732, 19660, 21626, 22165, 25558, 30473, 43252, 44330, 51116, 54065, 60946, 63895, 88660, 108130, 121892, 127790, 140569, 152365, 216260, 255580, 281138, 304730, 335203, 396149, 562276, 609460, 670406, 702845, 792298, 1340812, 1405690, 1584596, 1676015, 1980745, 2811380, 3352030, 3961490, 4357639, 6704060, 7922980, 8715278, 17430556, 21788195, 43576390, 87152780]

約数ペア:

[(1, 87152780), (2, 43576390), (4, 21788195), (5, 17430556), (10, 8715278), (11, 7922980), (13, 6704060), (20, 4357639), (22, 3961490), (26, 3352030), (31, 2811380), (44, 1980745), (52, 1676015), (55, 1584596), (62, 1405690), (65, 1340812), (110, 792298), (124, 702845), (130, 670406), (143, 609460), (155, 562276), (220, 396149), (260, 335203), (286, 304730), (310, 281138), (341, 255580), (403, 216260), (572, 152365), (620, 140569), (682, 127790), (715, 121892), (806, 108130), (983, 88660), (1364, 63895), (1430, 60946), (1612, 54065), (1705, 51116), (1966, 44330), (2015, 43252), (2860, 30473), (3410, 25558), (3932, 22165), (4030, 21626), (4433, 19660), (4915, 17732), (6820, 12779), (8060, 10813), (8866, 9830)]