156983195720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1517039}}^1$

素因数の和:1517262

約数の個数: 64

約数和(自身を含む): 382294080000

約数和(自身を除く): 225310884280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 199, 260, 398, 520, 796, 995, 1592, 1990, 2587, 3980, 5174, 7960, 10348, 12935, 20696, 25870, 51740, 103480, 1517039, 3034078, 6068156, 7585195, 12136312, 15170390, 19721507, 30340780, 39443014, 60681560, 78886028, 98607535, 157772056, 197215070, 301890761, 394430140, 603781522, 788860280, 1207563044, 1509453805, 2415126088, 3018907610, 3924579893, 6037815220, 7849159786, 12075630440, 15698319572, 19622899465, 31396639144, 39245798930, 78491597860, 156983195720]

約数ペア:

[(1, 156983195720), (2, 78491597860), (4, 39245798930), (5, 31396639144), (8, 19622899465), (10, 15698319572), (13, 12075630440), (20, 7849159786), (26, 6037815220), (40, 3924579893), (52, 3018907610), (65, 2415126088), (104, 1509453805), (130, 1207563044), (199, 788860280), (260, 603781522), (398, 394430140), (520, 301890761), (796, 197215070), (995, 157772056), (1592, 98607535), (1990, 78886028), (2587, 60681560), (3980, 39443014), (5174, 30340780), (7960, 19721507), (10348, 15170390), (12935, 12136312), (20696, 7585195), (25870, 6068156), (51740, 3034078), (103480, 1517039)]