100139830

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{204367}}^1$

素因数の和:204388

約数の個数: 24

約数和(自身を含む): 209681568

約数和(自身を除く): 109541738

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 204367, 408734, 1021835, 1430569, 2043670, 2861138, 7152845, 10013983, 14305690, 20027966, 50069915, 100139830]

約数ペア:

[(1, 100139830), (2, 50069915), (5, 20027966), (7, 14305690), (10, 10013983), (14, 7152845), (35, 2861138), (49, 2043670), (70, 1430569), (98, 1021835), (245, 408734), (490, 204367)]