16454967160

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{397}}^1\times {\mathrm{16987}}^1$

素因数の和:17456

約数の個数: 64

約数和(自身を含む): 37727629920

約数和(自身を除く): 21272662760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 397, 488, 610, 794, 1220, 1588, 1985, 2440, 3176, 3970, 7940, 15880, 16987, 24217, 33974, 48434, 67948, 84935, 96868, 121085, 135896, 169870, 193736, 242170, 339740, 484340, 679480, 968680, 1036207, 2072414, 4144828, 5181035, 6743839, 8289656, 10362070, 13487678, 20724140, 26975356, 33719195, 41448280, 53950712, 67438390, 134876780, 269753560, 411374179, 822748358, 1645496716, 2056870895, 3290993432, 4113741790, 8227483580, 16454967160]

約数ペア:

[(1, 16454967160), (2, 8227483580), (4, 4113741790), (5, 3290993432), (8, 2056870895), (10, 1645496716), (20, 822748358), (40, 411374179), (61, 269753560), (122, 134876780), (244, 67438390), (305, 53950712), (397, 41448280), (488, 33719195), (610, 26975356), (794, 20724140), (1220, 13487678), (1588, 10362070), (1985, 8289656), (2440, 6743839), (3176, 5181035), (3970, 4144828), (7940, 2072414), (15880, 1036207), (16987, 968680), (24217, 679480), (33974, 484340), (48434, 339740), (67948, 242170), (84935, 193736), (96868, 169870), (121085, 135896)]