13044980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{383}}^1$

素因数の和:536

約数の個数: 48

約数和(自身を含む): 29804544

約数和(自身を除く): 16759564

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 131, 260, 262, 383, 524, 655, 766, 1310, 1532, 1703, 1915, 2620, 3406, 3830, 4979, 6812, 7660, 8515, 9958, 17030, 19916, 24895, 34060, 49790, 50173, 99580, 100346, 200692, 250865, 501730, 652249, 1003460, 1304498, 2608996, 3261245, 6522490, 13044980]

約数ペア:

[(1, 13044980), (2, 6522490), (4, 3261245), (5, 2608996), (10, 1304498), (13, 1003460), (20, 652249), (26, 501730), (52, 250865), (65, 200692), (130, 100346), (131, 99580), (260, 50173), (262, 49790), (383, 34060), (524, 24895), (655, 19916), (766, 17030), (1310, 9958), (1532, 8515), (1703, 7660), (1915, 6812), (2620, 4979), (3406, 3830)]