78144716

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{811}}^1$

素因数の和:954

約数の個数: 48

約数和(自身を含む): 157560480

約数和(自身を除く): 79415764

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 109, 218, 221, 436, 442, 811, 884, 1417, 1622, 1853, 2834, 3244, 3706, 5668, 7412, 10543, 13787, 21086, 24089, 27574, 42172, 48178, 55148, 88399, 96356, 176798, 179231, 353596, 358462, 716924, 1149187, 1502783, 2298374, 3005566, 4596748, 6011132, 19536179, 39072358, 78144716]

約数ペア:

[(1, 78144716), (2, 39072358), (4, 19536179), (13, 6011132), (17, 4596748), (26, 3005566), (34, 2298374), (52, 1502783), (68, 1149187), (109, 716924), (218, 358462), (221, 353596), (436, 179231), (442, 176798), (811, 96356), (884, 88399), (1417, 55148), (1622, 48178), (1853, 42172), (2834, 27574), (3244, 24089), (3706, 21086), (5668, 13787), (7412, 10543)]