195781120

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2467}}^1$

素因数の和:2521

約数の個数: 80

約数和(自身を含む): 484754688

約数和(自身を除く): 288973568

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, 1240, 1280, 1984, 2467, 2480, 2560, 3968, 4934, 4960, 7936, 9868, 9920, 12335, 15872, 19736, 19840, 24670, 39472, 39680, 49340, 76477, 78944, 79360, 98680, 152954, 157888, 197360, 305908, 315776, 382385, 394720, 611816, 631552, 764770, 789440, 1223632, 1263104, 1529540, 1578880, 2447264, 3059080, 3157760, 4894528, 6118160, 6315520, 9789056, 12236320, 19578112, 24472640, 39156224, 48945280, 97890560, 195781120]

約数ペア:

[(1, 195781120), (2, 97890560), (4, 48945280), (5, 39156224), (8, 24472640), (10, 19578112), (16, 12236320), (20, 9789056), (31, 6315520), (32, 6118160), (40, 4894528), (62, 3157760), (64, 3059080), (80, 2447264), (124, 1578880), (128, 1529540), (155, 1263104), (160, 1223632), (248, 789440), (256, 764770), (310, 631552), (320, 611816), (496, 394720), (512, 382385), (620, 315776), (640, 305908), (992, 197360), (1240, 157888), (1280, 152954), (1984, 98680), (2467, 79360), (2480, 78944), (2560, 76477), (3968, 49340), (4934, 39680), (4960, 39472), (7936, 24670), (9868, 19840), (9920, 19736), (12335, 15872)]