201995531275

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{681899}}^1$

素因数の和:681984

約数の個数: 36

約数和(自身を含む): 272564976600

約数和(自身を除く): 70569445325

約数列:

[1, 5, 17, 25, 41, 85, 205, 289, 425, 697, 1025, 1445, 3485, 7225, 11849, 17425, 59245, 296225, 681899, 3409495, 11592283, 17047475, 27957859, 57961415, 139789295, 197068811, 289807075, 475283603, 698946475, 985344055, 2376418015, 4926720275, 8079821251, 11882090075, 40399106255, 201995531275]

約数ペア:

[(1, 201995531275), (5, 40399106255), (17, 11882090075), (25, 8079821251), (41, 4926720275), (85, 2376418015), (205, 985344055), (289, 698946475), (425, 475283603), (697, 289807075), (1025, 197068811), (1445, 139789295), (3485, 57961415), (7225, 27957859), (11849, 17047475), (17425, 11592283), (59245, 3409495), (296225, 681899)]