285486598720

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28778891}}^1$

素因数の和:28778939

約数の個数: 56

約数和(自身を含む): 701744502528

約数和(自身を除く): 416257903808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 28778891, 57557782, 115115564, 143894455, 230231128, 287788910, 460462256, 575577820, 892145621, 920924512, 1151155640, 1784291242, 1841849024, 2302311280, 3568582484, 4460728105, 4604622560, 7137164968, 8921456210, 9209245120, 14274329936, 17842912420, 28548659872, 35685824840, 57097319744, 71371649680, 142743299360, 285486598720]

約数ペア:

[(1, 285486598720), (2, 142743299360), (4, 71371649680), (5, 57097319744), (8, 35685824840), (10, 28548659872), (16, 17842912420), (20, 14274329936), (31, 9209245120), (32, 8921456210), (40, 7137164968), (62, 4604622560), (64, 4460728105), (80, 3568582484), (124, 2302311280), (155, 1841849024), (160, 1784291242), (248, 1151155640), (310, 920924512), (320, 892145621), (496, 575577820), (620, 460462256), (992, 287788910), (1240, 230231128), (1984, 143894455), (2480, 115115564), (4960, 57557782), (9920, 28778891)]