20005200750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{103}}^1\times {\mathrm{258967}}^1$

素因数の和:259090

約数の個数: 64

約数和(自身を含む): 50417961984

約数和(自身を除く): 30412761234

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 103, 125, 150, 206, 250, 309, 375, 515, 618, 750, 1030, 1545, 2575, 3090, 5150, 7725, 12875, 15450, 25750, 38625, 77250, 258967, 517934, 776901, 1294835, 1553802, 2589670, 3884505, 6474175, 7769010, 12948350, 19422525, 26673601, 32370875, 38845050, 53347202, 64741750, 80020803, 97112625, 133368005, 160041606, 194225250, 266736010, 400104015, 666840025, 800208030, 1333680050, 2000520075, 3334200125, 4001040150, 6668400250, 10002600375, 20005200750]

約数ペア:

[(1, 20005200750), (2, 10002600375), (3, 6668400250), (5, 4001040150), (6, 3334200125), (10, 2000520075), (15, 1333680050), (25, 800208030), (30, 666840025), (50, 400104015), (75, 266736010), (103, 194225250), (125, 160041606), (150, 133368005), (206, 97112625), (250, 80020803), (309, 64741750), (375, 53347202), (515, 38845050), (618, 32370875), (750, 26673601), (1030, 19422525), (1545, 12948350), (2575, 7769010), (3090, 6474175), (5150, 3884505), (7725, 2589670), (12875, 1553802), (15450, 1294835), (25750, 776901), (38625, 517934), (77250, 258967)]