415558720

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{257}}^1$

素因数の和:468

約数の個数: 112

約数和(自身を含む): 1031735808

約数和(自身を除く): 616177088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 163, 248, 257, 310, 320, 326, 496, 514, 620, 652, 815, 992, 1028, 1240, 1285, 1304, 1630, 1984, 2056, 2480, 2570, 2608, 3260, 4112, 4960, 5053, 5140, 5216, 6520, 7967, 8224, 9920, 10106, 10280, 10432, 13040, 15934, 16448, 20212, 20560, 25265, 26080, 31868, 39835, 40424, 41120, 41891, 50530, 52160, 63736, 79670, 80848, 82240, 83782, 101060, 127472, 159340, 161696, 167564, 202120, 209455, 254944, 318680, 323392, 335128, 404240, 418910, 509888, 637360, 670256, 808480, 837820, 1274720, 1298621, 1340512, 1616960, 1675640, 2549440, 2597242, 2681024, 3351280, 5194484, 6493105, 6702560, 10388968, 12986210, 13405120, 20777936, 25972420, 41555872, 51944840, 83111744, 103889680, 207779360, 415558720]

約数ペア:

[(1, 415558720), (2, 207779360), (4, 103889680), (5, 83111744), (8, 51944840), (10, 41555872), (16, 25972420), (20, 20777936), (31, 13405120), (32, 12986210), (40, 10388968), (62, 6702560), (64, 6493105), (80, 5194484), (124, 3351280), (155, 2681024), (160, 2597242), (163, 2549440), (248, 1675640), (257, 1616960), (310, 1340512), (320, 1298621), (326, 1274720), (496, 837820), (514, 808480), (620, 670256), (652, 637360), (815, 509888), (992, 418910), (1028, 404240), (1240, 335128), (1285, 323392), (1304, 318680), (1630, 254944), (1984, 209455), (2056, 202120), (2480, 167564), (2570, 161696), (2608, 159340), (3260, 127472), (4112, 101060), (4960, 83782), (5053, 82240), (5140, 80848), (5216, 79670), (6520, 63736), (7967, 52160), (8224, 50530), (9920, 41891), (10106, 41120), (10280, 40424), (10432, 39835), (13040, 31868), (15934, 26080), (16448, 25265), (20212, 20560)]