28971905560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3637}}^1\times {\mathrm{15319}}^1$

素因数の和:18980

約数の個数: 64

約数和(自身を含む): 70225041600

約数和(自身を除く): 41253136040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 3637, 7274, 14548, 15319, 18185, 29096, 30638, 36370, 47281, 61276, 72740, 76595, 94562, 122552, 145480, 153190, 189124, 199147, 236405, 306380, 378248, 398294, 472810, 612760, 796588, 945620, 995735, 1593176, 1891240, 1991470, 3982940, 7965880, 55715203, 111430406, 222860812, 278576015, 445721624, 557152030, 724297639, 1114304060, 1448595278, 2228608120, 2897190556, 3621488195, 5794381112, 7242976390, 14485952780, 28971905560]

約数ペア:

[(1, 28971905560), (2, 14485952780), (4, 7242976390), (5, 5794381112), (8, 3621488195), (10, 2897190556), (13, 2228608120), (20, 1448595278), (26, 1114304060), (40, 724297639), (52, 557152030), (65, 445721624), (104, 278576015), (130, 222860812), (260, 111430406), (520, 55715203), (3637, 7965880), (7274, 3982940), (14548, 1991470), (15319, 1891240), (18185, 1593176), (29096, 995735), (30638, 945620), (36370, 796588), (47281, 612760), (61276, 472810), (72740, 398294), (76595, 378248), (94562, 306380), (122552, 236405), (145480, 199147), (153190, 189124)]