406075698920

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{4483}}^1\times {\mathrm{42727}}^1$

素因数の和:47274

約数の個数: 64

約数和(自身を含む): 931138830720

約数和(自身を除く): 525063131800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 4483, 8966, 17932, 22415, 35864, 42727, 44830, 85454, 89660, 170908, 179320, 213635, 237599, 341816, 427270, 475198, 854540, 950396, 1187995, 1709080, 1900792, 2264531, 2375990, 4529062, 4751980, 9058124, 9503960, 11322655, 18116248, 22645310, 45290620, 90581240, 191545141, 383090282, 766180564, 957725705, 1532361128, 1915451410, 3830902820, 7661805640, 10151892473, 20303784946, 40607569892, 50759462365, 81215139784, 101518924730, 203037849460, 406075698920]

約数ペア:

[(1, 406075698920), (2, 203037849460), (4, 101518924730), (5, 81215139784), (8, 50759462365), (10, 40607569892), (20, 20303784946), (40, 10151892473), (53, 7661805640), (106, 3830902820), (212, 1915451410), (265, 1532361128), (424, 957725705), (530, 766180564), (1060, 383090282), (2120, 191545141), (4483, 90581240), (8966, 45290620), (17932, 22645310), (22415, 18116248), (35864, 11322655), (42727, 9503960), (44830, 9058124), (85454, 4751980), (89660, 4529062), (170908, 2375990), (179320, 2264531), (213635, 1900792), (237599, 1709080), (341816, 1187995), (427270, 950396), (475198, 854540)]