1262692990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1\times {\mathrm{983}}^1$

素因数の和:1285

約数の個数: 64

約数和(自身を含む): 2520346752

約数和(自身を除く): 1257653762

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 205, 241, 410, 482, 533, 983, 1066, 1205, 1966, 2410, 2665, 3133, 4915, 5330, 6266, 9830, 9881, 12779, 15665, 19762, 25558, 31330, 40303, 49405, 63895, 80606, 98810, 127790, 128453, 201515, 236903, 256906, 403030, 473806, 523939, 642265, 1047878, 1184515, 1284530, 2369030, 2619695, 3079739, 5239390, 6159478, 9713023, 15398695, 19426046, 30797390, 48565115, 97130230, 126269299, 252538598, 631346495, 1262692990]

約数ペア:

[(1, 1262692990), (2, 631346495), (5, 252538598), (10, 126269299), (13, 97130230), (26, 48565115), (41, 30797390), (65, 19426046), (82, 15398695), (130, 9713023), (205, 6159478), (241, 5239390), (410, 3079739), (482, 2619695), (533, 2369030), (983, 1284530), (1066, 1184515), (1205, 1047878), (1966, 642265), (2410, 523939), (2665, 473806), (3133, 403030), (4915, 256906), (5330, 236903), (6266, 201515), (9830, 128453), (9881, 127790), (12779, 98810), (15665, 80606), (19762, 63895), (25558, 49405), (31330, 40303)]