13307215565440

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{670726591}}^1$

素因数の和:670726641

約数の個数: 64

約数和(自身を含む): 32838773944320

約数和(自身を除く): 19531558378880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 19840, 670726591, 1341453182, 2682906364, 3353632955, 5365812728, 6707265910, 10731625456, 13414531820, 20792524321, 21463250912, 26829063640, 41585048642, 42926501824, 53658127280, 83170097284, 85853003648, 103962621605, 107316254560, 166340194568, 207925243210, 214632509120, 332680389136, 415850486420, 429265018240, 665360778272, 831700972840, 1330721556544, 1663401945680, 2661443113088, 3326803891360, 6653607782720, 13307215565440]

約数ペア:

[(1, 13307215565440), (2, 6653607782720), (4, 3326803891360), (5, 2661443113088), (8, 1663401945680), (10, 1330721556544), (16, 831700972840), (20, 665360778272), (31, 429265018240), (32, 415850486420), (40, 332680389136), (62, 214632509120), (64, 207925243210), (80, 166340194568), (124, 107316254560), (128, 103962621605), (155, 85853003648), (160, 83170097284), (248, 53658127280), (310, 42926501824), (320, 41585048642), (496, 26829063640), (620, 21463250912), (640, 20792524321), (992, 13414531820), (1240, 10731625456), (1984, 6707265910), (2480, 5365812728), (3968, 3353632955), (4960, 2682906364), (9920, 1341453182), (19840, 670726591)]