624416260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{77471}}^1$

素因数の和:77524

約数の個数: 48

約数和(自身を含む): 1457713152

約数和(自身を除く): 833296892

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 77471, 154942, 309884, 387355, 774710, 1007123, 1549420, 2014246, 2401601, 4028492, 4803202, 5035615, 9606404, 10071230, 12008005, 20142460, 24016010, 31220813, 48032020, 62441626, 124883252, 156104065, 312208130, 624416260]

約数ペア:

[(1, 624416260), (2, 312208130), (4, 156104065), (5, 124883252), (10, 62441626), (13, 48032020), (20, 31220813), (26, 24016010), (31, 20142460), (52, 12008005), (62, 10071230), (65, 9606404), (124, 5035615), (130, 4803202), (155, 4028492), (260, 2401601), (310, 2014246), (403, 1549420), (620, 1007123), (806, 774710), (1612, 387355), (2015, 309884), (4030, 154942), (8060, 77471)]