77889750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:227

約数の個数: 128

約数和(自身を含む): 212284800

約数和(自身を除く): 134395050

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 41, 50, 51, 75, 82, 85, 102, 123, 125, 149, 150, 170, 205, 246, 250, 255, 298, 375, 410, 425, 447, 510, 615, 697, 745, 750, 850, 894, 1025, 1230, 1275, 1394, 1490, 2050, 2091, 2125, 2235, 2533, 2550, 3075, 3485, 3725, 4182, 4250, 4470, 5066, 5125, 6109, 6150, 6375, 6970, 7450, 7599, 10250, 10455, 11175, 12218, 12665, 12750, 15198, 15375, 17425, 18327, 18625, 20910, 22350, 25330, 30545, 30750, 34850, 36654, 37250, 37995, 52275, 55875, 61090, 63325, 75990, 87125, 91635, 103853, 104550, 111750, 126650, 152725, 174250, 183270, 189975, 207706, 261375, 305450, 311559, 316625, 379950, 458175, 519265, 522750, 623118, 633250, 763625, 916350, 949875, 1038530, 1527250, 1557795, 1899750, 2290875, 2596325, 3115590, 4581750, 5192650, 7788975, 12981625, 15577950, 25963250, 38944875, 77889750]

約数ペア:

[(1, 77889750), (2, 38944875), (3, 25963250), (5, 15577950), (6, 12981625), (10, 7788975), (15, 5192650), (17, 4581750), (25, 3115590), (30, 2596325), (34, 2290875), (41, 1899750), (50, 1557795), (51, 1527250), (75, 1038530), (82, 949875), (85, 916350), (102, 763625), (123, 633250), (125, 623118), (149, 522750), (150, 519265), (170, 458175), (205, 379950), (246, 316625), (250, 311559), (255, 305450), (298, 261375), (375, 207706), (410, 189975), (425, 183270), (447, 174250), (510, 152725), (615, 126650), (697, 111750), (745, 104550), (750, 103853), (850, 91635), (894, 87125), (1025, 75990), (1230, 63325), (1275, 61090), (1394, 55875), (1490, 52275), (2050, 37995), (2091, 37250), (2125, 36654), (2235, 34850), (2533, 30750), (2550, 30545), (3075, 25330), (3485, 22350), (3725, 20910), (4182, 18625), (4250, 18327), (4470, 17425), (5066, 15375), (5125, 15198), (6109, 12750), (6150, 12665), (6375, 12218), (6970, 11175), (7450, 10455), (7599, 10250)]