1300075520

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8191}}^1$

素因数の和:8247

約数の個数: 88

約数和(自身を含む): 3219652608

約数和(自身を除く): 1919577088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1024, 1240, 1280, 1984, 2480, 2560, 3968, 4960, 5120, 7936, 8191, 9920, 15872, 16382, 19840, 31744, 32764, 39680, 40955, 65528, 79360, 81910, 131056, 158720, 163820, 253921, 262112, 327640, 507842, 524224, 655280, 1015684, 1048448, 1269605, 1310560, 2031368, 2096896, 2539210, 2621120, 4062736, 4193792, 5078420, 5242240, 8125472, 8387584, 10156840, 10484480, 16250944, 20313680, 20968960, 32501888, 40627360, 41937920, 65003776, 81254720, 130007552, 162509440, 260015104, 325018880, 650037760, 1300075520]

約数ペア:

[(1, 1300075520), (2, 650037760), (4, 325018880), (5, 260015104), (8, 162509440), (10, 130007552), (16, 81254720), (20, 65003776), (31, 41937920), (32, 40627360), (40, 32501888), (62, 20968960), (64, 20313680), (80, 16250944), (124, 10484480), (128, 10156840), (155, 8387584), (160, 8125472), (248, 5242240), (256, 5078420), (310, 4193792), (320, 4062736), (496, 2621120), (512, 2539210), (620, 2096896), (640, 2031368), (992, 1310560), (1024, 1269605), (1240, 1048448), (1280, 1015684), (1984, 655280), (2480, 524224), (2560, 507842), (3968, 327640), (4960, 262112), (5120, 253921), (7936, 163820), (8191, 158720), (9920, 131056), (15872, 81910), (16382, 79360), (19840, 65528), (31744, 40955), (32764, 39680)]