18073250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:180

約数の個数: 64

約数和(自身を含む): 37425024

約数和(自身を除く): 19351774

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 67, 83, 125, 130, 134, 166, 250, 325, 335, 415, 650, 670, 830, 871, 1079, 1625, 1675, 1742, 2075, 2158, 3250, 3350, 4150, 4355, 5395, 5561, 8375, 8710, 10375, 10790, 11122, 16750, 20750, 21775, 26975, 27805, 43550, 53950, 55610, 72293, 108875, 134875, 139025, 144586, 217750, 269750, 278050, 361465, 695125, 722930, 1390250, 1807325, 3614650, 9036625, 18073250]

約数ペア:

[(1, 18073250), (2, 9036625), (5, 3614650), (10, 1807325), (13, 1390250), (25, 722930), (26, 695125), (50, 361465), (65, 278050), (67, 269750), (83, 217750), (125, 144586), (130, 139025), (134, 134875), (166, 108875), (250, 72293), (325, 55610), (335, 53950), (415, 43550), (650, 27805), (670, 26975), (830, 21775), (871, 20750), (1079, 16750), (1625, 11122), (1675, 10790), (1742, 10375), (2075, 8710), (2158, 8375), (3250, 5561), (3350, 5395), (4150, 4355)]