919985872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{4909}}^1$

素因数の和:5000

約数の個数: 80

約数和(自身を含む): 2071273680

約数和(自身を除く): 1151287808

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 53, 68, 104, 106, 136, 208, 212, 221, 272, 424, 442, 689, 848, 884, 901, 1378, 1768, 1802, 2756, 3536, 3604, 4909, 5512, 7208, 9818, 11024, 11713, 14416, 19636, 23426, 39272, 46852, 63817, 78544, 83453, 93704, 127634, 166906, 187408, 255268, 260177, 333812, 510536, 520354, 667624, 1021072, 1040708, 1084889, 1335248, 2081416, 2169778, 3382301, 4162832, 4339556, 4423009, 6764602, 8679112, 8846018, 13529204, 17358224, 17692036, 27058408, 35384072, 54116816, 57499117, 70768144, 114998234, 229996468, 459992936, 919985872]

約数ペア:

[(1, 919985872), (2, 459992936), (4, 229996468), (8, 114998234), (13, 70768144), (16, 57499117), (17, 54116816), (26, 35384072), (34, 27058408), (52, 17692036), (53, 17358224), (68, 13529204), (104, 8846018), (106, 8679112), (136, 6764602), (208, 4423009), (212, 4339556), (221, 4162832), (272, 3382301), (424, 2169778), (442, 2081416), (689, 1335248), (848, 1084889), (884, 1040708), (901, 1021072), (1378, 667624), (1768, 520354), (1802, 510536), (2756, 333812), (3536, 260177), (3604, 255268), (4909, 187408), (5512, 166906), (7208, 127634), (9818, 93704), (11024, 83453), (11713, 78544), (14416, 63817), (19636, 46852), (23426, 39272)]