18801477890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{599}}^1\times {\mathrm{2909}}^1$

素因数の和:3611

約数の個数: 64

約数和(自身を含む): 36959328000

約数和(自身を除く): 18157850110

約数列:

[1, 2, 5, 10, 13, 26, 65, 83, 130, 166, 415, 599, 830, 1079, 1198, 2158, 2909, 2995, 5395, 5818, 5990, 7787, 10790, 14545, 15574, 29090, 37817, 38935, 49717, 75634, 77870, 99434, 189085, 241447, 248585, 378170, 482894, 497170, 646321, 1207235, 1292642, 1742491, 2414470, 3138811, 3231605, 3484982, 6277622, 6463210, 8712455, 15694055, 17424910, 22652383, 31388110, 45304766, 113261915, 144626753, 226523830, 289253506, 723133765, 1446267530, 1880147789, 3760295578, 9400738945, 18801477890]

約数ペア:

[(1, 18801477890), (2, 9400738945), (5, 3760295578), (10, 1880147789), (13, 1446267530), (26, 723133765), (65, 289253506), (83, 226523830), (130, 144626753), (166, 113261915), (415, 45304766), (599, 31388110), (830, 22652383), (1079, 17424910), (1198, 15694055), (2158, 8712455), (2909, 6463210), (2995, 6277622), (5395, 3484982), (5818, 3231605), (5990, 3138811), (7787, 2414470), (10790, 1742491), (14545, 1292642), (15574, 1207235), (29090, 646321), (37817, 497170), (38935, 482894), (49717, 378170), (75634, 248585), (77870, 241447), (99434, 189085)]