618472010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^2\times {\mathrm{83}}^1$

素因数の和:220

約数の個数: 96

約数和(自身を含む): 1282272768

約数和(自身を除く): 663800758

約数列:

[1, 2, 5, 10, 13, 26, 31, 43, 62, 65, 83, 86, 130, 155, 166, 215, 310, 403, 415, 430, 559, 806, 830, 1079, 1118, 1333, 1849, 2015, 2158, 2573, 2666, 2795, 3569, 3698, 4030, 5146, 5395, 5590, 6665, 7138, 9245, 10790, 12865, 13330, 17329, 17845, 18490, 24037, 25730, 33449, 34658, 35690, 46397, 48074, 57319, 66898, 86645, 92794, 110639, 114638, 120185, 153467, 167245, 173290, 221278, 231985, 240370, 286595, 306934, 334490, 463970, 553195, 573190, 745147, 767335, 1106390, 1438307, 1490294, 1534670, 1995071, 2876614, 3725735, 3990142, 4757477, 7191535, 7451470, 9514954, 9975355, 14383070, 19950710, 23787385, 47574770, 61847201, 123694402, 309236005, 618472010]

約数ペア:

[(1, 618472010), (2, 309236005), (5, 123694402), (10, 61847201), (13, 47574770), (26, 23787385), (31, 19950710), (43, 14383070), (62, 9975355), (65, 9514954), (83, 7451470), (86, 7191535), (130, 4757477), (155, 3990142), (166, 3725735), (215, 2876614), (310, 1995071), (403, 1534670), (415, 1490294), (430, 1438307), (559, 1106390), (806, 767335), (830, 745147), (1079, 573190), (1118, 553195), (1333, 463970), (1849, 334490), (2015, 306934), (2158, 286595), (2573, 240370), (2666, 231985), (2795, 221278), (3569, 173290), (3698, 167245), (4030, 153467), (5146, 120185), (5395, 114638), (5590, 110639), (6665, 92794), (7138, 86645), (9245, 66898), (10790, 57319), (12865, 48074), (13330, 46397), (17329, 35690), (17845, 34658), (18490, 33449), (24037, 25730)]