98558920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1303}}^1$

素因数の和:1406

約数の個数: 64

約数和(自身を含む): 232842240

約数和(自身を除く): 134283320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 61, 62, 122, 124, 155, 244, 248, 305, 310, 488, 610, 620, 1220, 1240, 1303, 1891, 2440, 2606, 3782, 5212, 6515, 7564, 9455, 10424, 13030, 15128, 18910, 26060, 37820, 40393, 52120, 75640, 79483, 80786, 158966, 161572, 201965, 317932, 323144, 397415, 403930, 635864, 794830, 807860, 1589660, 1615720, 2463973, 3179320, 4927946, 9855892, 12319865, 19711784, 24639730, 49279460, 98558920]

約数ペア:

[(1, 98558920), (2, 49279460), (4, 24639730), (5, 19711784), (8, 12319865), (10, 9855892), (20, 4927946), (31, 3179320), (40, 2463973), (61, 1615720), (62, 1589660), (122, 807860), (124, 794830), (155, 635864), (244, 403930), (248, 397415), (305, 323144), (310, 317932), (488, 201965), (610, 161572), (620, 158966), (1220, 80786), (1240, 79483), (1303, 75640), (1891, 52120), (2440, 40393), (2606, 37820), (3782, 26060), (5212, 18910), (6515, 15128), (7564, 13030), (9455, 10424)]