68629340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{15527}}^1$

素因数の和:15566

約数の個数: 48

約数和(自身を含む): 164348352

約数和(自身を除く): 95719012

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 15527, 31054, 62108, 77635, 155270, 201851, 263959, 310540, 403702, 527918, 807404, 1009255, 1055836, 1319795, 2018510, 2639590, 3431467, 4037020, 5279180, 6862934, 13725868, 17157335, 34314670, 68629340]

約数ペア:

[(1, 68629340), (2, 34314670), (4, 17157335), (5, 13725868), (10, 6862934), (13, 5279180), (17, 4037020), (20, 3431467), (26, 2639590), (34, 2018510), (52, 1319795), (65, 1055836), (68, 1009255), (85, 807404), (130, 527918), (170, 403702), (221, 310540), (260, 263959), (340, 201851), (442, 155270), (884, 77635), (1105, 62108), (2210, 31054), (4420, 15527)]