7788731240

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{40933}}^1$

素因数の和:41082

約数の個数: 64

約数和(自身を含む): 18037157760

約数和(自身を除く): 10248426520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 71, 134, 142, 268, 284, 335, 355, 536, 568, 670, 710, 1340, 1420, 2680, 2840, 4757, 9514, 19028, 23785, 38056, 40933, 47570, 81866, 95140, 163732, 190280, 204665, 327464, 409330, 818660, 1637320, 2742511, 2906243, 5485022, 5812486, 10970044, 11624972, 13712555, 14531215, 21940088, 23249944, 27425110, 29062430, 54850220, 58124860, 109700440, 116249720, 194718281, 389436562, 778873124, 973591405, 1557746248, 1947182810, 3894365620, 7788731240]

約数ペア:

[(1, 7788731240), (2, 3894365620), (4, 1947182810), (5, 1557746248), (8, 973591405), (10, 778873124), (20, 389436562), (40, 194718281), (67, 116249720), (71, 109700440), (134, 58124860), (142, 54850220), (268, 29062430), (284, 27425110), (335, 23249944), (355, 21940088), (536, 14531215), (568, 13712555), (670, 11624972), (710, 10970044), (1340, 5812486), (1420, 5485022), (2680, 2906243), (2840, 2742511), (4757, 1637320), (9514, 818660), (19028, 409330), (23785, 327464), (38056, 204665), (40933, 190280), (47570, 163732), (81866, 95140)]