18850500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:155

約数の個数: 144

約数和(自身を含む): 61326720

約数和(自身を除く): 42476220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 59, 60, 71, 75, 90, 100, 118, 125, 142, 150, 177, 180, 213, 225, 236, 250, 284, 295, 300, 354, 355, 375, 426, 450, 500, 531, 590, 639, 708, 710, 750, 852, 885, 900, 1062, 1065, 1125, 1180, 1278, 1420, 1475, 1500, 1770, 1775, 2124, 2130, 2250, 2556, 2655, 2950, 3195, 3540, 3550, 4189, 4260, 4425, 4500, 5310, 5325, 5900, 6390, 7100, 7375, 8378, 8850, 8875, 10620, 10650, 12567, 12780, 13275, 14750, 15975, 16756, 17700, 17750, 20945, 21300, 22125, 25134, 26550, 26625, 29500, 31950, 35500, 37701, 41890, 44250, 50268, 53100, 53250, 62835, 63900, 66375, 75402, 79875, 83780, 88500, 104725, 106500, 125670, 132750, 150804, 159750, 188505, 209450, 251340, 265500, 314175, 319500, 377010, 418900, 523625, 628350, 754020, 942525, 1047250, 1256700, 1570875, 1885050, 2094500, 3141750, 3770100, 4712625, 6283500, 9425250, 18850500]

約数ペア:

[(1, 18850500), (2, 9425250), (3, 6283500), (4, 4712625), (5, 3770100), (6, 3141750), (9, 2094500), (10, 1885050), (12, 1570875), (15, 1256700), (18, 1047250), (20, 942525), (25, 754020), (30, 628350), (36, 523625), (45, 418900), (50, 377010), (59, 319500), (60, 314175), (71, 265500), (75, 251340), (90, 209450), (100, 188505), (118, 159750), (125, 150804), (142, 132750), (150, 125670), (177, 106500), (180, 104725), (213, 88500), (225, 83780), (236, 79875), (250, 75402), (284, 66375), (295, 63900), (300, 62835), (354, 53250), (355, 53100), (375, 50268), (426, 44250), (450, 41890), (500, 37701), (531, 35500), (590, 31950), (639, 29500), (708, 26625), (710, 26550), (750, 25134), (852, 22125), (885, 21300), (900, 20945), (1062, 17750), (1065, 17700), (1125, 16756), (1180, 15975), (1278, 14750), (1420, 13275), (1475, 12780), (1500, 12567), (1770, 10650), (1775, 10620), (2124, 8875), (2130, 8850), (2250, 8378), (2556, 7375), (2655, 7100), (2950, 6390), (3195, 5900), (3540, 5325), (3550, 5310), (4189, 4500), (4260, 4425)]