197090560

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4967}}^1$

素因数の和:5019

約数の個数: 72

約数和(自身を含む): 487420416

約数和(自身を除く): 290329856

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, 620, 640, 992, 1240, 1280, 1984, 2480, 3968, 4960, 4967, 7936, 9920, 9934, 19840, 19868, 24835, 39680, 39736, 49670, 79472, 99340, 153977, 158944, 198680, 307954, 317888, 397360, 615908, 635776, 769885, 794720, 1231816, 1271552, 1539770, 1589440, 2463632, 3079540, 3178880, 4927264, 6159080, 6357760, 9854528, 12318160, 19709056, 24636320, 39418112, 49272640, 98545280, 197090560]

約数ペア:

[(1, 197090560), (2, 98545280), (4, 49272640), (5, 39418112), (8, 24636320), (10, 19709056), (16, 12318160), (20, 9854528), (31, 6357760), (32, 6159080), (40, 4927264), (62, 3178880), (64, 3079540), (80, 2463632), (124, 1589440), (128, 1539770), (155, 1271552), (160, 1231816), (248, 794720), (256, 769885), (310, 635776), (320, 615908), (496, 397360), (620, 317888), (640, 307954), (992, 198680), (1240, 158944), (1280, 153977), (1984, 99340), (2480, 79472), (3968, 49670), (4960, 39736), (4967, 39680), (7936, 24835), (9920, 19868), (9934, 19840)]