28406850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:236

約数の個数: 96

約数和(自身を含む): 74995200

約数和(自身を除く): 46588350

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 31, 41, 50, 62, 75, 82, 93, 123, 149, 150, 155, 186, 205, 246, 298, 310, 410, 447, 465, 615, 745, 775, 894, 930, 1025, 1230, 1271, 1490, 1550, 2050, 2235, 2325, 2542, 3075, 3725, 3813, 4470, 4619, 4650, 6109, 6150, 6355, 7450, 7626, 9238, 11175, 12218, 12710, 13857, 18327, 19065, 22350, 23095, 27714, 30545, 31775, 36654, 38130, 46190, 61090, 63550, 69285, 91635, 95325, 115475, 138570, 152725, 183270, 189379, 190650, 230950, 305450, 346425, 378758, 458175, 568137, 692850, 916350, 946895, 1136274, 1893790, 2840685, 4734475, 5681370, 9468950, 14203425, 28406850]

約数ペア:

[(1, 28406850), (2, 14203425), (3, 9468950), (5, 5681370), (6, 4734475), (10, 2840685), (15, 1893790), (25, 1136274), (30, 946895), (31, 916350), (41, 692850), (50, 568137), (62, 458175), (75, 378758), (82, 346425), (93, 305450), (123, 230950), (149, 190650), (150, 189379), (155, 183270), (186, 152725), (205, 138570), (246, 115475), (298, 95325), (310, 91635), (410, 69285), (447, 63550), (465, 61090), (615, 46190), (745, 38130), (775, 36654), (894, 31775), (930, 30545), (1025, 27714), (1230, 23095), (1271, 22350), (1490, 19065), (1550, 18327), (2050, 13857), (2235, 12710), (2325, 12218), (2542, 11175), (3075, 9238), (3725, 7626), (3813, 7450), (4470, 6355), (4619, 6150), (4650, 6109)]