90331340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{163}}^1\times {\mathrm{229}}^1$

素因数の和:423

約数の個数: 72

約数和(自身を含む): 210703920

約数和(自身を除く): 120372580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 163, 220, 229, 242, 326, 458, 484, 605, 652, 815, 916, 1145, 1210, 1630, 1793, 2290, 2420, 2519, 3260, 3586, 4580, 5038, 7172, 8965, 10076, 12595, 17930, 19723, 25190, 27709, 35860, 37327, 39446, 50380, 55418, 74654, 78892, 98615, 110836, 138545, 149308, 186635, 197230, 277090, 373270, 394460, 410597, 554180, 746540, 821194, 1642388, 2052985, 4105970, 4516567, 8211940, 9033134, 18066268, 22582835, 45165670, 90331340]

約数ペア:

[(1, 90331340), (2, 45165670), (4, 22582835), (5, 18066268), (10, 9033134), (11, 8211940), (20, 4516567), (22, 4105970), (44, 2052985), (55, 1642388), (110, 821194), (121, 746540), (163, 554180), (220, 410597), (229, 394460), (242, 373270), (326, 277090), (458, 197230), (484, 186635), (605, 149308), (652, 138545), (815, 110836), (916, 98615), (1145, 78892), (1210, 74654), (1630, 55418), (1793, 50380), (2290, 39446), (2420, 37327), (2519, 35860), (3260, 27709), (3586, 25190), (4580, 19723), (5038, 17930), (7172, 12595), (8965, 10076)]