1644333860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1\times {\mathrm{263}}^1$

素因数の和:597

約数の個数: 96

約数和(自身を含む): 3781451520

約数和(自身を除く): 2137117660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 139, 173, 260, 263, 278, 346, 526, 556, 692, 695, 865, 1052, 1315, 1390, 1730, 1807, 2249, 2630, 2780, 3419, 3460, 3614, 4498, 5260, 6838, 7228, 8996, 9035, 11245, 13676, 17095, 18070, 22490, 24047, 34190, 36140, 36557, 44980, 45499, 48094, 68380, 73114, 90998, 96188, 120235, 146228, 181996, 182785, 227495, 240470, 312611, 365570, 454990, 475241, 480940, 591487, 625222, 731140, 909980, 950482, 1182974, 1250444, 1563055, 1900964, 2365948, 2376205, 2957435, 3126110, 4752410, 5914870, 6252220, 6324361, 9504820, 11829740, 12648722, 25297444, 31621805, 63243610, 82216693, 126487220, 164433386, 328866772, 411083465, 822166930, 1644333860]

約数ペア:

[(1, 1644333860), (2, 822166930), (4, 411083465), (5, 328866772), (10, 164433386), (13, 126487220), (20, 82216693), (26, 63243610), (52, 31621805), (65, 25297444), (130, 12648722), (139, 11829740), (173, 9504820), (260, 6324361), (263, 6252220), (278, 5914870), (346, 4752410), (526, 3126110), (556, 2957435), (692, 2376205), (695, 2365948), (865, 1900964), (1052, 1563055), (1315, 1250444), (1390, 1182974), (1730, 950482), (1807, 909980), (2249, 731140), (2630, 625222), (2780, 591487), (3419, 480940), (3460, 475241), (3614, 454990), (4498, 365570), (5260, 312611), (6838, 240470), (7228, 227495), (8996, 182785), (9035, 181996), (11245, 146228), (13676, 120235), (17095, 96188), (18070, 90998), (22490, 73114), (24047, 68380), (34190, 48094), (36140, 45499), (36557, 44980)]