87700804940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{769}}^1\times {\mathrm{814609}}^1$

素因数の和:815394

約数の個数: 48

約数和(自身を含む): 210755899200

約数和(自身を除く): 123055094260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 769, 1538, 3076, 3845, 5383, 7690, 10766, 15380, 21532, 26915, 53830, 107660, 814609, 1629218, 3258436, 4073045, 5702263, 8146090, 11404526, 16292180, 22809052, 28511315, 57022630, 114045260, 626434321, 1252868642, 2505737284, 3132171605, 4385040247, 6264343210, 8770080494, 12528686420, 17540160988, 21925201235, 43850402470, 87700804940]

約数ペア:

[(1, 87700804940), (2, 43850402470), (4, 21925201235), (5, 17540160988), (7, 12528686420), (10, 8770080494), (14, 6264343210), (20, 4385040247), (28, 3132171605), (35, 2505737284), (70, 1252868642), (140, 626434321), (769, 114045260), (1538, 57022630), (3076, 28511315), (3845, 22809052), (5383, 16292180), (7690, 11404526), (10766, 8146090), (15380, 5702263), (21532, 4073045), (26915, 3258436), (53830, 1629218), (107660, 814609)]