89783440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{883}}^1$

素因数の和:968

約数の個数: 80

約数和(自身を含む): 220985856

約数和(自身を除く): 131202416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 41, 62, 80, 82, 124, 155, 164, 205, 248, 310, 328, 410, 496, 620, 656, 820, 883, 1240, 1271, 1640, 1766, 2480, 2542, 3280, 3532, 4415, 5084, 6355, 7064, 8830, 10168, 12710, 14128, 17660, 20336, 25420, 27373, 35320, 36203, 50840, 54746, 70640, 72406, 101680, 109492, 136865, 144812, 181015, 218984, 273730, 289624, 362030, 437968, 547460, 579248, 724060, 1094920, 1122293, 1448120, 2189840, 2244586, 2896240, 4489172, 5611465, 8978344, 11222930, 17956688, 22445860, 44891720, 89783440]

約数ペア:

[(1, 89783440), (2, 44891720), (4, 22445860), (5, 17956688), (8, 11222930), (10, 8978344), (16, 5611465), (20, 4489172), (31, 2896240), (40, 2244586), (41, 2189840), (62, 1448120), (80, 1122293), (82, 1094920), (124, 724060), (155, 579248), (164, 547460), (205, 437968), (248, 362030), (310, 289624), (328, 273730), (410, 218984), (496, 181015), (620, 144812), (656, 136865), (820, 109492), (883, 101680), (1240, 72406), (1271, 70640), (1640, 54746), (1766, 50840), (2480, 36203), (2542, 35320), (3280, 27373), (3532, 25420), (4415, 20336), (5084, 17660), (6355, 14128), (7064, 12710), (8830, 10168)]