156955263100

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{419}}^1\times {\mathrm{61409}}^1$

素因数の和:61903

約数の個数: 72

約数和(自身を含む): 347008258800

約数和(自身を除く): 190052995700

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 419, 610, 838, 1220, 1525, 1676, 2095, 3050, 4190, 6100, 8380, 10475, 20950, 25559, 41900, 51118, 61409, 102236, 122818, 127795, 245636, 255590, 307045, 511180, 614090, 638975, 1228180, 1277950, 1535225, 2555900, 3070450, 3745949, 6140900, 7491898, 14983796, 18729745, 25730371, 37459490, 51460742, 74918980, 93648725, 102921484, 128651855, 187297450, 257303710, 374594900, 514607420, 643259275, 1286518550, 1569552631, 2573037100, 3139105262, 6278210524, 7847763155, 15695526310, 31391052620, 39238815775, 78477631550, 156955263100]

約数ペア:

[(1, 156955263100), (2, 78477631550), (4, 39238815775), (5, 31391052620), (10, 15695526310), (20, 7847763155), (25, 6278210524), (50, 3139105262), (61, 2573037100), (100, 1569552631), (122, 1286518550), (244, 643259275), (305, 514607420), (419, 374594900), (610, 257303710), (838, 187297450), (1220, 128651855), (1525, 102921484), (1676, 93648725), (2095, 74918980), (3050, 51460742), (4190, 37459490), (6100, 25730371), (8380, 18729745), (10475, 14983796), (20950, 7491898), (25559, 6140900), (41900, 3745949), (51118, 3070450), (61409, 2555900), (102236, 1535225), (122818, 1277950), (127795, 1228180), (245636, 638975), (255590, 614090), (307045, 511180)]