1311400400

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{192853}}^1$

素因数の和:192888

約数の個数: 60

約数和(自身を含む): 3335988492

約数和(自身を除く): 2024588092

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 200, 272, 340, 400, 425, 680, 850, 1360, 1700, 3400, 6800, 192853, 385706, 771412, 964265, 1542824, 1928530, 3085648, 3278501, 3857060, 4821325, 6557002, 7714120, 9642650, 13114004, 15428240, 16392505, 19285300, 26228008, 32785010, 38570600, 52456016, 65570020, 77141200, 81962525, 131140040, 163925050, 262280080, 327850100, 655700200, 1311400400]

約数ペア:

[(1, 1311400400), (2, 655700200), (4, 327850100), (5, 262280080), (8, 163925050), (10, 131140040), (16, 81962525), (17, 77141200), (20, 65570020), (25, 52456016), (34, 38570600), (40, 32785010), (50, 26228008), (68, 19285300), (80, 16392505), (85, 15428240), (100, 13114004), (136, 9642650), (170, 7714120), (200, 6557002), (272, 4821325), (340, 3857060), (400, 3278501), (425, 3085648), (680, 1928530), (850, 1542824), (1360, 964265), (1700, 771412), (3400, 385706), (6800, 192853)]