20100153592

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{487}}^1\times {\mathrm{1933}}^1$

素因数の和:2600

約数の個数: 64

約数和(自身を含む): 40262166720

約数和(自身を除く): 20162013128

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 157, 314, 487, 628, 974, 1256, 1933, 1948, 2669, 3866, 3896, 5338, 7732, 8279, 10676, 15464, 16558, 21352, 32861, 33116, 65722, 66232, 76459, 131444, 152918, 262888, 303481, 305836, 606962, 611672, 941371, 1213924, 1299803, 1882742, 2427848, 2599606, 3765484, 5159177, 5199212, 7530968, 10318354, 10398424, 16003307, 20636708, 32006614, 41273416, 64013228, 128026456, 147795247, 295590494, 591180988, 1182361976, 2512519199, 5025038398, 10050076796, 20100153592]

約数ペア:

[(1, 20100153592), (2, 10050076796), (4, 5025038398), (8, 2512519199), (17, 1182361976), (34, 591180988), (68, 295590494), (136, 147795247), (157, 128026456), (314, 64013228), (487, 41273416), (628, 32006614), (974, 20636708), (1256, 16003307), (1933, 10398424), (1948, 10318354), (2669, 7530968), (3866, 5199212), (3896, 5159177), (5338, 3765484), (7732, 2599606), (8279, 2427848), (10676, 1882742), (15464, 1299803), (16558, 1213924), (21352, 941371), (32861, 611672), (33116, 606962), (65722, 305836), (66232, 303481), (76459, 262888), (131444, 152918)]