1081815500

素因数分解:

$2^2\times 5^3\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{751}}^1$

素因数の和:880

約数の個数: 96

約数和(自身を含む): 2456982528

約数和(自身を除く): 1375167028

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 67, 86, 100, 125, 134, 172, 215, 250, 268, 335, 430, 500, 670, 751, 860, 1075, 1340, 1502, 1675, 2150, 2881, 3004, 3350, 3755, 4300, 5375, 5762, 6700, 7510, 8375, 10750, 11524, 14405, 15020, 16750, 18775, 21500, 28810, 32293, 33500, 37550, 50317, 57620, 64586, 72025, 75100, 93875, 100634, 129172, 144050, 161465, 187750, 201268, 251585, 288100, 322930, 360125, 375500, 503170, 645860, 720250, 807325, 1006340, 1257925, 1440500, 1614650, 2163631, 2515850, 3229300, 4036625, 4327262, 5031700, 6289625, 8073250, 8654524, 10818155, 12579250, 16146500, 21636310, 25158500, 43272620, 54090775, 108181550, 216363100, 270453875, 540907750, 1081815500]

約数ペア:

[(1, 1081815500), (2, 540907750), (4, 270453875), (5, 216363100), (10, 108181550), (20, 54090775), (25, 43272620), (43, 25158500), (50, 21636310), (67, 16146500), (86, 12579250), (100, 10818155), (125, 8654524), (134, 8073250), (172, 6289625), (215, 5031700), (250, 4327262), (268, 4036625), (335, 3229300), (430, 2515850), (500, 2163631), (670, 1614650), (751, 1440500), (860, 1257925), (1075, 1006340), (1340, 807325), (1502, 720250), (1675, 645860), (2150, 503170), (2881, 375500), (3004, 360125), (3350, 322930), (3755, 288100), (4300, 251585), (5375, 201268), (5762, 187750), (6700, 161465), (7510, 144050), (8375, 129172), (10750, 100634), (11524, 93875), (14405, 75100), (15020, 72025), (16750, 64586), (18775, 57620), (21500, 50317), (28810, 37550), (32293, 33500)]