98990440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{823}}^1$

素因数の和:962

約数の個数: 64

約数和(自身を含む): 232565760

約数和(自身を除く): 133575320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 97, 124, 155, 194, 248, 310, 388, 485, 620, 776, 823, 970, 1240, 1646, 1940, 3007, 3292, 3880, 4115, 6014, 6584, 8230, 12028, 15035, 16460, 24056, 25513, 30070, 32920, 51026, 60140, 79831, 102052, 120280, 127565, 159662, 204104, 255130, 319324, 399155, 510260, 638648, 798310, 1020520, 1596620, 2474761, 3193240, 4949522, 9899044, 12373805, 19798088, 24747610, 49495220, 98990440]

約数ペア:

[(1, 98990440), (2, 49495220), (4, 24747610), (5, 19798088), (8, 12373805), (10, 9899044), (20, 4949522), (31, 3193240), (40, 2474761), (62, 1596620), (97, 1020520), (124, 798310), (155, 638648), (194, 510260), (248, 399155), (310, 319324), (388, 255130), (485, 204104), (620, 159662), (776, 127565), (823, 120280), (970, 102052), (1240, 79831), (1646, 60140), (1940, 51026), (3007, 32920), (3292, 30070), (3880, 25513), (4115, 24056), (6014, 16460), (6584, 15035), (8230, 12028)]