900351790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{17713}}^1$

素因数の和:17773

約数の個数: 64

約数和(自身を含む): 1928416896

約数和(自身を除く): 1028065106

約数列:

[1, 2, 5, 10, 13, 17, 23, 26, 34, 46, 65, 85, 115, 130, 170, 221, 230, 299, 391, 442, 598, 782, 1105, 1495, 1955, 2210, 2990, 3910, 5083, 10166, 17713, 25415, 35426, 50830, 88565, 177130, 230269, 301121, 407399, 460538, 602242, 814798, 1151345, 1505605, 2036995, 2302690, 3011210, 3914573, 4073990, 5296187, 6925783, 7829146, 10592374, 13851566, 19572865, 26480935, 34628915, 39145730, 52961870, 69257830, 90035179, 180070358, 450175895, 900351790]

約数ペア:

[(1, 900351790), (2, 450175895), (5, 180070358), (10, 90035179), (13, 69257830), (17, 52961870), (23, 39145730), (26, 34628915), (34, 26480935), (46, 19572865), (65, 13851566), (85, 10592374), (115, 7829146), (130, 6925783), (170, 5296187), (221, 4073990), (230, 3914573), (299, 3011210), (391, 2302690), (442, 2036995), (598, 1505605), (782, 1151345), (1105, 814798), (1495, 602242), (1955, 460538), (2210, 407399), (2990, 301121), (3910, 230269), (5083, 177130), (10166, 88565), (17713, 50830), (25415, 35426)]