18454150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:154

約数の個数: 96

約数和(自身を含む): 42184800

約数和(自身を除く): 23730650

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 29, 50, 55, 58, 65, 89, 110, 130, 143, 145, 178, 275, 286, 290, 319, 325, 377, 445, 550, 638, 650, 715, 725, 754, 890, 979, 1157, 1430, 1450, 1595, 1885, 1958, 2225, 2314, 2581, 3190, 3575, 3770, 4147, 4450, 4895, 5162, 5785, 7150, 7975, 8294, 9425, 9790, 11570, 12727, 12905, 15950, 18850, 20735, 24475, 25454, 25810, 28391, 28925, 33553, 41470, 48950, 56782, 57850, 63635, 64525, 67106, 103675, 127270, 129050, 141955, 167765, 207350, 283910, 318175, 335530, 369083, 636350, 709775, 738166, 838825, 1419550, 1677650, 1845415, 3690830, 9227075, 18454150]

約数ペア:

[(1, 18454150), (2, 9227075), (5, 3690830), (10, 1845415), (11, 1677650), (13, 1419550), (22, 838825), (25, 738166), (26, 709775), (29, 636350), (50, 369083), (55, 335530), (58, 318175), (65, 283910), (89, 207350), (110, 167765), (130, 141955), (143, 129050), (145, 127270), (178, 103675), (275, 67106), (286, 64525), (290, 63635), (319, 57850), (325, 56782), (377, 48950), (445, 41470), (550, 33553), (638, 28925), (650, 28391), (715, 25810), (725, 25454), (754, 24475), (890, 20735), (979, 18850), (1157, 15950), (1430, 12905), (1450, 12727), (1595, 11570), (1885, 9790), (1958, 9425), (2225, 8294), (2314, 7975), (2581, 7150), (3190, 5785), (3575, 5162), (3770, 4895), (4147, 4450)]