68130400

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{6551}}^1$

素因数の和:6584

約数の個数: 72

約数和(自身を含む): 179144784

約数和(自身を除く): 111014384

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 520, 650, 800, 1040, 1300, 2080, 2600, 5200, 6551, 10400, 13102, 26204, 32755, 52408, 65510, 85163, 104816, 131020, 163775, 170326, 209632, 262040, 327550, 340652, 425815, 524080, 655100, 681304, 851630, 1048160, 1310200, 1362608, 1703260, 2129075, 2620400, 2725216, 3406520, 4258150, 5240800, 6813040, 8516300, 13626080, 17032600, 34065200, 68130400]

約数ペア:

[(1, 68130400), (2, 34065200), (4, 17032600), (5, 13626080), (8, 8516300), (10, 6813040), (13, 5240800), (16, 4258150), (20, 3406520), (25, 2725216), (26, 2620400), (32, 2129075), (40, 1703260), (50, 1362608), (52, 1310200), (65, 1048160), (80, 851630), (100, 681304), (104, 655100), (130, 524080), (160, 425815), (200, 340652), (208, 327550), (260, 262040), (325, 209632), (400, 170326), (416, 163775), (520, 131020), (650, 104816), (800, 85163), (1040, 65510), (1300, 52408), (2080, 32755), (2600, 26204), (5200, 13102), (6551, 10400)]