28921274850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{478433}}^1$

素因数の和:478492

約数の個数: 96

約数和(自身を含む): 79733896704

約数和(自身を除く): 50812621854

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 31, 39, 50, 62, 65, 75, 78, 93, 130, 150, 155, 186, 195, 310, 325, 390, 403, 465, 650, 775, 806, 930, 975, 1209, 1550, 1950, 2015, 2325, 2418, 4030, 4650, 6045, 10075, 12090, 20150, 30225, 60450, 478433, 956866, 1435299, 2392165, 2870598, 4784330, 6219629, 7176495, 11960825, 12439258, 14352990, 14831423, 18658887, 23921650, 29662846, 31098145, 35882475, 37317774, 44494269, 62196290, 71764950, 74157115, 88988538, 93294435, 148314230, 155490725, 186588870, 192808499, 222471345, 310981450, 370785575, 385616998, 444942690, 466472175, 578425497, 741571150, 932944350, 964042495, 1112356725, 1156850994, 1928084990, 2224713450, 2892127485, 4820212475, 5784254970, 9640424950, 14460637425, 28921274850]

約数ペア:

[(1, 28921274850), (2, 14460637425), (3, 9640424950), (5, 5784254970), (6, 4820212475), (10, 2892127485), (13, 2224713450), (15, 1928084990), (25, 1156850994), (26, 1112356725), (30, 964042495), (31, 932944350), (39, 741571150), (50, 578425497), (62, 466472175), (65, 444942690), (75, 385616998), (78, 370785575), (93, 310981450), (130, 222471345), (150, 192808499), (155, 186588870), (186, 155490725), (195, 148314230), (310, 93294435), (325, 88988538), (390, 74157115), (403, 71764950), (465, 62196290), (650, 44494269), (775, 37317774), (806, 35882475), (930, 31098145), (975, 29662846), (1209, 23921650), (1550, 18658887), (1950, 14831423), (2015, 14352990), (2325, 12439258), (2418, 11960825), (4030, 7176495), (4650, 6219629), (6045, 4784330), (10075, 2870598), (12090, 2392165), (20150, 1435299), (30225, 956866), (60450, 478433)]