16530280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{383}}^1$

素因数の和:490

約数の個数: 64

約数和(自身を含む): 40642560

約数和(自身を除く): 24112280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 83, 104, 130, 166, 260, 332, 383, 415, 520, 664, 766, 830, 1079, 1532, 1660, 1915, 2158, 3064, 3320, 3830, 4316, 4979, 5395, 7660, 8632, 9958, 10790, 15320, 19916, 21580, 24895, 31789, 39832, 43160, 49790, 63578, 99580, 127156, 158945, 199160, 254312, 317890, 413257, 635780, 826514, 1271560, 1653028, 2066285, 3306056, 4132570, 8265140, 16530280]

約数ペア:

[(1, 16530280), (2, 8265140), (4, 4132570), (5, 3306056), (8, 2066285), (10, 1653028), (13, 1271560), (20, 826514), (26, 635780), (40, 413257), (52, 317890), (65, 254312), (83, 199160), (104, 158945), (130, 127156), (166, 99580), (260, 63578), (332, 49790), (383, 43160), (415, 39832), (520, 31789), (664, 24895), (766, 21580), (830, 19916), (1079, 15320), (1532, 10790), (1660, 9958), (1915, 8632), (2158, 7660), (3064, 5395), (3320, 4979), (3830, 4316)]