33328100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{827}}^1$

素因数の和:885

約数の個数: 72

約数和(自身を含む): 80494848

約数和(自身を除く): 47166748

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 130, 155, 260, 310, 325, 403, 620, 650, 775, 806, 827, 1300, 1550, 1612, 1654, 2015, 3100, 3308, 4030, 4135, 8060, 8270, 10075, 10751, 16540, 20150, 20675, 21502, 25637, 40300, 41350, 43004, 51274, 53755, 82700, 102548, 107510, 128185, 215020, 256370, 268775, 333281, 512740, 537550, 640925, 666562, 1075100, 1281850, 1333124, 1666405, 2563700, 3332810, 6665620, 8332025, 16664050, 33328100]

約数ペア:

[(1, 33328100), (2, 16664050), (4, 8332025), (5, 6665620), (10, 3332810), (13, 2563700), (20, 1666405), (25, 1333124), (26, 1281850), (31, 1075100), (50, 666562), (52, 640925), (62, 537550), (65, 512740), (100, 333281), (124, 268775), (130, 256370), (155, 215020), (260, 128185), (310, 107510), (325, 102548), (403, 82700), (620, 53755), (650, 51274), (775, 43004), (806, 41350), (827, 40300), (1300, 25637), (1550, 21502), (1612, 20675), (1654, 20150), (2015, 16540), (3100, 10751), (3308, 10075), (4030, 8270), (4135, 8060)]