9131234450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{461}}^1\times {\mathrm{983}}^1$

素因数の和:1500

約数の個数: 96

約数和(自身を含む): 18940787712

約数和(自身を除く): 9809553262

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 130, 155, 310, 325, 403, 461, 650, 775, 806, 922, 983, 1550, 1966, 2015, 2305, 4030, 4610, 4915, 5993, 9830, 10075, 11525, 11986, 12779, 14291, 20150, 23050, 24575, 25558, 28582, 29965, 30473, 49150, 59930, 60946, 63895, 71455, 127790, 142910, 149825, 152365, 185783, 299650, 304730, 319475, 357275, 371566, 396149, 453163, 638950, 714550, 761825, 792298, 906326, 928915, 1523650, 1857830, 1980745, 2265815, 3961490, 4531630, 4644575, 5891119, 9289150, 9903725, 11329075, 11782238, 14048053, 19807450, 22658150, 28096106, 29455595, 58911190, 70240265, 140480530, 147277975, 182624689, 294555950, 351201325, 365249378, 702402650, 913123445, 1826246890, 4565617225, 9131234450]

約数ペア:

[(1, 9131234450), (2, 4565617225), (5, 1826246890), (10, 913123445), (13, 702402650), (25, 365249378), (26, 351201325), (31, 294555950), (50, 182624689), (62, 147277975), (65, 140480530), (130, 70240265), (155, 58911190), (310, 29455595), (325, 28096106), (403, 22658150), (461, 19807450), (650, 14048053), (775, 11782238), (806, 11329075), (922, 9903725), (983, 9289150), (1550, 5891119), (1966, 4644575), (2015, 4531630), (2305, 3961490), (4030, 2265815), (4610, 1980745), (4915, 1857830), (5993, 1523650), (9830, 928915), (10075, 906326), (11525, 792298), (11986, 761825), (12779, 714550), (14291, 638950), (20150, 453163), (23050, 396149), (24575, 371566), (25558, 357275), (28582, 319475), (29965, 304730), (30473, 299650), (49150, 185783), (59930, 152365), (60946, 149825), (63895, 142910), (71455, 127790)]