83027720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1021}}^1$

素因数の和:1158

約数の個数: 64

約数和(自身を含む): 198676800

約数和(自身を除く): 115649080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 107, 152, 190, 214, 380, 428, 535, 760, 856, 1021, 1070, 2033, 2042, 2140, 4066, 4084, 4280, 5105, 8132, 8168, 10165, 10210, 16264, 19399, 20330, 20420, 38798, 40660, 40840, 77596, 81320, 96995, 109247, 155192, 193990, 218494, 387980, 436988, 546235, 775960, 873976, 1092470, 2075693, 2184940, 4151386, 4369880, 8302772, 10378465, 16605544, 20756930, 41513860, 83027720]

約数ペア:

[(1, 83027720), (2, 41513860), (4, 20756930), (5, 16605544), (8, 10378465), (10, 8302772), (19, 4369880), (20, 4151386), (38, 2184940), (40, 2075693), (76, 1092470), (95, 873976), (107, 775960), (152, 546235), (190, 436988), (214, 387980), (380, 218494), (428, 193990), (535, 155192), (760, 109247), (856, 96995), (1021, 81320), (1070, 77596), (2033, 40840), (2042, 40660), (2140, 38798), (4066, 20420), (4084, 20330), (4280, 19399), (5105, 16264), (8132, 10210), (8168, 10165)]