99825280

素因数分解:

$2^7\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2557}}^1$

素因数の和:2637

約数の個数: 64

約数和(自身を含む): 242651880

約数和(自身を除く): 142826600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 305, 320, 488, 610, 640, 976, 1220, 1952, 2440, 2557, 3904, 4880, 5114, 7808, 9760, 10228, 12785, 19520, 20456, 25570, 39040, 40912, 51140, 81824, 102280, 155977, 163648, 204560, 311954, 327296, 409120, 623908, 779885, 818240, 1247816, 1559770, 1636480, 2495632, 3119540, 4991264, 6239080, 9982528, 12478160, 19965056, 24956320, 49912640, 99825280]

約数ペア:

[(1, 99825280), (2, 49912640), (4, 24956320), (5, 19965056), (8, 12478160), (10, 9982528), (16, 6239080), (20, 4991264), (32, 3119540), (40, 2495632), (61, 1636480), (64, 1559770), (80, 1247816), (122, 818240), (128, 779885), (160, 623908), (244, 409120), (305, 327296), (320, 311954), (488, 204560), (610, 163648), (640, 155977), (976, 102280), (1220, 81824), (1952, 51140), (2440, 40912), (2557, 39040), (3904, 25570), (4880, 20456), (5114, 19520), (7808, 12785), (9760, 10228)]