636687740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{509}}^1$

素因数の和:831

約数の個数: 96

約数和(自身を含む): 1532986560

約数和(自身を除く): 896298820

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 283, 340, 442, 509, 566, 884, 1018, 1105, 1132, 1415, 2036, 2210, 2545, 2830, 3679, 4420, 4811, 5090, 5660, 6617, 7358, 8653, 9622, 10180, 13234, 14716, 17306, 18395, 19244, 24055, 26468, 33085, 34612, 36790, 43265, 48110, 62543, 66170, 73580, 86530, 96220, 112489, 125086, 132340, 144047, 173060, 224978, 250172, 288094, 312715, 449956, 562445, 576188, 625430, 720235, 1124890, 1250860, 1440470, 1872611, 2249780, 2448799, 2880940, 3745222, 4897598, 7490444, 9363055, 9795196, 12243995, 18726110, 24487990, 31834387, 37452220, 48975980, 63668774, 127337548, 159171935, 318343870, 636687740]

約数ペア:

[(1, 636687740), (2, 318343870), (4, 159171935), (5, 127337548), (10, 63668774), (13, 48975980), (17, 37452220), (20, 31834387), (26, 24487990), (34, 18726110), (52, 12243995), (65, 9795196), (68, 9363055), (85, 7490444), (130, 4897598), (170, 3745222), (221, 2880940), (260, 2448799), (283, 2249780), (340, 1872611), (442, 1440470), (509, 1250860), (566, 1124890), (884, 720235), (1018, 625430), (1105, 576188), (1132, 562445), (1415, 449956), (2036, 312715), (2210, 288094), (2545, 250172), (2830, 224978), (3679, 173060), (4420, 144047), (4811, 132340), (5090, 125086), (5660, 112489), (6617, 96220), (7358, 86530), (8653, 73580), (9622, 66170), (10180, 62543), (13234, 48110), (14716, 43265), (17306, 36790), (18395, 34612), (19244, 33085), (24055, 26468)]