89709040

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{593}}^1$

素因数の和:698

約数の個数: 80

約数和(自身を含む): 219200256

約数和(自身を除く): 129491216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 61, 62, 80, 122, 124, 155, 244, 248, 305, 310, 488, 496, 593, 610, 620, 976, 1186, 1220, 1240, 1891, 2372, 2440, 2480, 2965, 3782, 4744, 4880, 5930, 7564, 9455, 9488, 11860, 15128, 18383, 18910, 23720, 30256, 36173, 36766, 37820, 47440, 72346, 73532, 75640, 91915, 144692, 147064, 151280, 180865, 183830, 289384, 294128, 361730, 367660, 578768, 723460, 735320, 1121363, 1446920, 1470640, 2242726, 2893840, 4485452, 5606815, 8970904, 11213630, 17941808, 22427260, 44854520, 89709040]

約数ペア:

[(1, 89709040), (2, 44854520), (4, 22427260), (5, 17941808), (8, 11213630), (10, 8970904), (16, 5606815), (20, 4485452), (31, 2893840), (40, 2242726), (61, 1470640), (62, 1446920), (80, 1121363), (122, 735320), (124, 723460), (155, 578768), (244, 367660), (248, 361730), (305, 294128), (310, 289384), (488, 183830), (496, 180865), (593, 151280), (610, 147064), (620, 144692), (976, 91915), (1186, 75640), (1220, 73532), (1240, 72346), (1891, 47440), (2372, 37820), (2440, 36766), (2480, 36173), (2965, 30256), (3782, 23720), (4744, 18910), (4880, 18383), (5930, 15128), (7564, 11860), (9455, 9488)]