126642688

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:229

約数の個数: 80

約数和(自身を含む): 267125760

約数和(自身を除く): 140483072

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 79, 101, 124, 128, 158, 202, 248, 256, 316, 404, 496, 512, 632, 808, 992, 1264, 1616, 1984, 2449, 2528, 3131, 3232, 3968, 4898, 5056, 6262, 6464, 7936, 7979, 9796, 10112, 12524, 12928, 15872, 15958, 19592, 20224, 25048, 25856, 31916, 39184, 40448, 50096, 51712, 63832, 78368, 100192, 127664, 156736, 200384, 247349, 255328, 313472, 400768, 494698, 510656, 626944, 801536, 989396, 1021312, 1253888, 1603072, 1978792, 2042624, 3957584, 4085248, 7915168, 15830336, 31660672, 63321344, 126642688]

約数ペア:

[(1, 126642688), (2, 63321344), (4, 31660672), (8, 15830336), (16, 7915168), (31, 4085248), (32, 3957584), (62, 2042624), (64, 1978792), (79, 1603072), (101, 1253888), (124, 1021312), (128, 989396), (158, 801536), (202, 626944), (248, 510656), (256, 494698), (316, 400768), (404, 313472), (496, 255328), (512, 247349), (632, 200384), (808, 156736), (992, 127664), (1264, 100192), (1616, 78368), (1984, 63832), (2449, 51712), (2528, 50096), (3131, 40448), (3232, 39184), (3968, 31916), (4898, 25856), (5056, 25048), (6262, 20224), (6464, 19592), (7936, 15958), (7979, 15872), (9796, 12928), (10112, 12524)]