7131700040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{541}}^1\times {\mathrm{10631}}^1$

素因数の和:11214

約数の個数: 64

約数和(自身を含む): 16596126720

約数和(自身を除く): 9464426680

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 541, 620, 1082, 1240, 2164, 2705, 4328, 5410, 10631, 10820, 16771, 21262, 21640, 33542, 42524, 53155, 67084, 83855, 85048, 106310, 134168, 167710, 212620, 329561, 335420, 425240, 659122, 670840, 1318244, 1647805, 2636488, 3295610, 5751371, 6591220, 11502742, 13182440, 23005484, 28756855, 46010968, 57513710, 115027420, 178292501, 230054840, 356585002, 713170004, 891462505, 1426340008, 1782925010, 3565850020, 7131700040]

約数ペア:

[(1, 7131700040), (2, 3565850020), (4, 1782925010), (5, 1426340008), (8, 891462505), (10, 713170004), (20, 356585002), (31, 230054840), (40, 178292501), (62, 115027420), (124, 57513710), (155, 46010968), (248, 28756855), (310, 23005484), (541, 13182440), (620, 11502742), (1082, 6591220), (1240, 5751371), (2164, 3295610), (2705, 2636488), (4328, 1647805), (5410, 1318244), (10631, 670840), (10820, 659122), (16771, 425240), (21262, 335420), (21640, 329561), (33542, 212620), (42524, 167710), (53155, 134168), (67084, 106310), (83855, 85048)]