49740740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:277

約数の個数: 96

約数和(自身を含む): 125712384

約数和(自身を除く): 75971644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 73, 124, 140, 146, 155, 157, 217, 292, 310, 314, 365, 434, 511, 620, 628, 730, 785, 868, 1022, 1085, 1099, 1460, 1570, 2044, 2170, 2198, 2263, 2555, 3140, 4340, 4396, 4526, 4867, 5110, 5495, 9052, 9734, 10220, 10990, 11315, 11461, 15841, 19468, 21980, 22630, 22922, 24335, 31682, 34069, 45260, 45844, 48670, 57305, 63364, 68138, 79205, 80227, 97340, 114610, 136276, 158410, 160454, 170345, 229220, 316820, 320908, 340690, 355291, 401135, 681380, 710582, 802270, 1421164, 1604540, 1776455, 2487037, 3552910, 4974074, 7105820, 9948148, 12435185, 24870370, 49740740]

約数ペア:

[(1, 49740740), (2, 24870370), (4, 12435185), (5, 9948148), (7, 7105820), (10, 4974074), (14, 3552910), (20, 2487037), (28, 1776455), (31, 1604540), (35, 1421164), (62, 802270), (70, 710582), (73, 681380), (124, 401135), (140, 355291), (146, 340690), (155, 320908), (157, 316820), (217, 229220), (292, 170345), (310, 160454), (314, 158410), (365, 136276), (434, 114610), (511, 97340), (620, 80227), (628, 79205), (730, 68138), (785, 63364), (868, 57305), (1022, 48670), (1085, 45844), (1099, 45260), (1460, 34069), (1570, 31682), (2044, 24335), (2170, 22922), (2198, 22630), (2263, 21980), (2555, 19468), (3140, 15841), (4340, 11461), (4396, 11315), (4526, 10990), (4867, 10220), (5110, 9734), (5495, 9052)]