99378560

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5009}}^1$

素因数の和:5059

約数の個数: 64

約数和(自身を含む): 245289600

約数和(自身を除く): 145911040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 5009, 9920, 10018, 19840, 20036, 25045, 40072, 50090, 80144, 100180, 155279, 160288, 200360, 310558, 320576, 400720, 621116, 641152, 776395, 801440, 1242232, 1552790, 1602880, 2484464, 3105580, 3205760, 4968928, 6211160, 9937856, 12422320, 19875712, 24844640, 49689280, 99378560]

約数ペア:

[(1, 99378560), (2, 49689280), (4, 24844640), (5, 19875712), (8, 12422320), (10, 9937856), (16, 6211160), (20, 4968928), (31, 3205760), (32, 3105580), (40, 2484464), (62, 1602880), (64, 1552790), (80, 1242232), (124, 801440), (128, 776395), (155, 641152), (160, 621116), (248, 400720), (310, 320576), (320, 310558), (496, 200360), (620, 160288), (640, 155279), (992, 100180), (1240, 80144), (1984, 50090), (2480, 40072), (3968, 25045), (4960, 20036), (5009, 19840), (9920, 10018)]