68648788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{983}}^1$

素因数の和:1096

約数の個数: 48

約数和(自身を含む): 138862080

約数和(自身を除く): 70213292

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 79, 158, 221, 316, 442, 884, 983, 1027, 1343, 1966, 2054, 2686, 3932, 4108, 5372, 12779, 16711, 17459, 25558, 33422, 34918, 51116, 66844, 69836, 77657, 155314, 217243, 310628, 434486, 868972, 1009541, 1320169, 2019082, 2640338, 4038164, 5280676, 17162197, 34324394, 68648788]

約数ペア:

[(1, 68648788), (2, 34324394), (4, 17162197), (13, 5280676), (17, 4038164), (26, 2640338), (34, 2019082), (52, 1320169), (68, 1009541), (79, 868972), (158, 434486), (221, 310628), (316, 217243), (442, 155314), (884, 77657), (983, 69836), (1027, 66844), (1343, 51116), (1966, 34918), (2054, 33422), (2686, 25558), (3932, 17459), (4108, 16711), (5372, 12779)]