26101900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:475

約数の個数: 72

約数和(自身を含む): 62964720

約数和(自身を除く): 36862820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 61, 100, 110, 122, 220, 244, 275, 305, 389, 550, 610, 671, 778, 1100, 1220, 1342, 1525, 1556, 1945, 2684, 3050, 3355, 3890, 4279, 6100, 6710, 7780, 8558, 9725, 13420, 16775, 17116, 19450, 21395, 23729, 33550, 38900, 42790, 47458, 67100, 85580, 94916, 106975, 118645, 213950, 237290, 261019, 427900, 474580, 522038, 593225, 1044076, 1186450, 1305095, 2372900, 2610190, 5220380, 6525475, 13050950, 26101900]

約数ペア:

[(1, 26101900), (2, 13050950), (4, 6525475), (5, 5220380), (10, 2610190), (11, 2372900), (20, 1305095), (22, 1186450), (25, 1044076), (44, 593225), (50, 522038), (55, 474580), (61, 427900), (100, 261019), (110, 237290), (122, 213950), (220, 118645), (244, 106975), (275, 94916), (305, 85580), (389, 67100), (550, 47458), (610, 42790), (671, 38900), (778, 33550), (1100, 23729), (1220, 21395), (1342, 19450), (1525, 17116), (1556, 16775), (1945, 13420), (2684, 9725), (3050, 8558), (3355, 7780), (3890, 6710), (4279, 6100)]