28068750

素因数分解:

$2^1\times 3^2\times 5^5\times {\mathrm{499}}^1$

素因数の和:532

約数の個数: 72

約数和(自身を含む): 76167000

約数和(自身を除く): 48098250

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 125, 150, 225, 250, 375, 450, 499, 625, 750, 998, 1125, 1250, 1497, 1875, 2250, 2495, 2994, 3125, 3750, 4491, 4990, 5625, 6250, 7485, 8982, 9375, 11250, 12475, 14970, 18750, 22455, 24950, 28125, 37425, 44910, 56250, 62375, 74850, 112275, 124750, 187125, 224550, 311875, 374250, 561375, 623750, 935625, 1122750, 1559375, 1871250, 2806875, 3118750, 4678125, 5613750, 9356250, 14034375, 28068750]

約数ペア:

[(1, 28068750), (2, 14034375), (3, 9356250), (5, 5613750), (6, 4678125), (9, 3118750), (10, 2806875), (15, 1871250), (18, 1559375), (25, 1122750), (30, 935625), (45, 623750), (50, 561375), (75, 374250), (90, 311875), (125, 224550), (150, 187125), (225, 124750), (250, 112275), (375, 74850), (450, 62375), (499, 56250), (625, 44910), (750, 37425), (998, 28125), (1125, 24950), (1250, 22455), (1497, 18750), (1875, 14970), (2250, 12475), (2495, 11250), (2994, 9375), (3125, 8982), (3750, 7485), (4491, 6250), (4990, 5625)]