12877304830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{907}}^1$

素因数の和:1242

約数の個数: 96

約数和(自身を含む): 26033246208

約数和(自身を除く): 13155941378

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 169, 271, 310, 338, 403, 542, 806, 845, 907, 1355, 1690, 1814, 2015, 2710, 3523, 4030, 4535, 5239, 7046, 8401, 9070, 10478, 11791, 16802, 17615, 23582, 26195, 28117, 35230, 42005, 45799, 52390, 56234, 58955, 84010, 91598, 109213, 117910, 140585, 153283, 218426, 228995, 245797, 281170, 306566, 365521, 457990, 491594, 546065, 731042, 766415, 1092130, 1228985, 1419769, 1532830, 1827605, 2457970, 2839538, 3195361, 3655210, 4751773, 6390722, 7098845, 7619707, 9503546, 14197690, 15239414, 15976805, 23758865, 31953610, 38098535, 41539693, 47517730, 76197070, 83079386, 99056191, 198112382, 207698465, 415396930, 495280955, 990561910, 1287730483, 2575460966, 6438652415, 12877304830]

約数ペア:

[(1, 12877304830), (2, 6438652415), (5, 2575460966), (10, 1287730483), (13, 990561910), (26, 495280955), (31, 415396930), (62, 207698465), (65, 198112382), (130, 99056191), (155, 83079386), (169, 76197070), (271, 47517730), (310, 41539693), (338, 38098535), (403, 31953610), (542, 23758865), (806, 15976805), (845, 15239414), (907, 14197690), (1355, 9503546), (1690, 7619707), (1814, 7098845), (2015, 6390722), (2710, 4751773), (3523, 3655210), (4030, 3195361), (4535, 2839538), (5239, 2457970), (7046, 1827605), (8401, 1532830), (9070, 1419769), (10478, 1228985), (11791, 1092130), (16802, 766415), (17615, 731042), (23582, 546065), (26195, 491594), (28117, 457990), (35230, 365521), (42005, 306566), (45799, 281170), (52390, 245797), (56234, 228995), (58955, 218426), (84010, 153283), (91598, 140585), (109213, 117910)]