About the Number

131290800

131290799 ← → 131290801

2進数表記:111110100110101011010110000

漢数字表記:一億三千百二十九万八百

素因数分解:

2 4 × 3 1 × 5 2 × 37 1 × 2957 1

素因数の和:3015
約数の個数: 120
約数和(自身を含む): 432080976
約数和(自身を除く): 300790176

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 37, 40, 48, 50, 60, 74, 75, 80, 100, 111, 120, 148, 150, 185, 200, 222, 240, 296, 300, 370, 400, 444, 555, 592, 600, 740, 888, 925, 1110, 1200, 1480, 1776, 1850, 2220, 2775, 2957, 2960, 3700, 4440, 5550, 5914, 7400, 8871, 8880, 11100, 11828, 14785, 14800, 17742, 22200, 23656, 29570, 35484, 44355, 44400, 47312, 59140, 70968, 73925, 88710, 109409, 118280, 141936, 147850, 177420, 218818, 221775, 236560, 295700, 328227, 354840, 437636, 443550, 547045, 591400, 656454, 709680, 875272, 887100, 1094090, 1182800, 1312908, 1641135, 1750544, 1774200, 2188180, 2625816, 2735225, 3282270, 3548400, 4376360, 5251632, 5470450, 6564540, 8205675, 8752720, 10940900, 13129080, 16411350, 21881800, 26258160, 32822700, 43763600, 65645400, 131290800]

約数ペア:
[(1, 131290800), (2, 65645400), (3, 43763600), (4, 32822700), (5, 26258160), (6, 21881800), (8, 16411350), (10, 13129080), (12, 10940900), (15, 8752720), (16, 8205675), (20, 6564540), (24, 5470450), (25, 5251632), (30, 4376360), (37, 3548400), (40, 3282270), (48, 2735225), (50, 2625816), (60, 2188180), (74, 1774200), (75, 1750544), (80, 1641135), (100, 1312908), (111, 1182800), (120, 1094090), (148, 887100), (150, 875272), (185, 709680), (200, 656454), (222, 591400), (240, 547045), (296, 443550), (300, 437636), (370, 354840), (400, 328227), (444, 295700), (555, 236560), (592, 221775), (600, 218818), (740, 177420), (888, 147850), (925, 141936), (1110, 118280), (1200, 109409), (1480, 88710), (1776, 73925), (1850, 70968), (2220, 59140), (2775, 47312), (2957, 44400), (2960, 44355), (3700, 35484), (4440, 29570), (5550, 23656), (5914, 22200), (7400, 17742), (8871, 14800), (8880, 14785), (11100, 11828)]

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