13718900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:261

約数の個数: 72

約数和(自身を含む): 32773944

約数和(自身を除く): 19055044

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 61, 65, 100, 122, 130, 173, 244, 260, 305, 325, 346, 610, 650, 692, 793, 865, 1220, 1300, 1525, 1586, 1730, 2249, 3050, 3172, 3460, 3965, 4325, 4498, 6100, 7930, 8650, 8996, 10553, 11245, 15860, 17300, 19825, 21106, 22490, 39650, 42212, 44980, 52765, 56225, 79300, 105530, 112450, 137189, 211060, 224900, 263825, 274378, 527650, 548756, 685945, 1055300, 1371890, 2743780, 3429725, 6859450, 13718900]

約数ペア:

[(1, 13718900), (2, 6859450), (4, 3429725), (5, 2743780), (10, 1371890), (13, 1055300), (20, 685945), (25, 548756), (26, 527650), (50, 274378), (52, 263825), (61, 224900), (65, 211060), (100, 137189), (122, 112450), (130, 105530), (173, 79300), (244, 56225), (260, 52765), (305, 44980), (325, 42212), (346, 39650), (610, 22490), (650, 21106), (692, 19825), (793, 17300), (865, 15860), (1220, 11245), (1300, 10553), (1525, 8996), (1586, 8650), (1730, 7930), (2249, 6100), (3050, 4498), (3172, 4325), (3460, 3965)]