156945451100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{3209}}^1\times {\mathrm{25741}}^1$

素因数の和:28983

約数の個数: 72

約数和(自身を含む): 358622098800

約数和(自身を除く): 201676647700

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 3209, 6418, 12836, 16045, 25741, 32090, 51482, 60971, 64180, 80225, 102964, 121942, 128705, 160450, 243884, 257410, 304855, 320900, 489079, 514820, 609710, 643525, 978158, 1219420, 1287050, 1524275, 1956316, 2445395, 2574100, 3048550, 4890790, 6097100, 9781580, 12226975, 24453950, 48907900, 82602869, 165205738, 330411476, 413014345, 826028690, 1569454511, 1652057380, 2065071725, 3138909022, 4130143450, 6277818044, 7847272555, 8260286900, 15694545110, 31389090220, 39236362775, 78472725550, 156945451100]

約数ペア:

[(1, 156945451100), (2, 78472725550), (4, 39236362775), (5, 31389090220), (10, 15694545110), (19, 8260286900), (20, 7847272555), (25, 6277818044), (38, 4130143450), (50, 3138909022), (76, 2065071725), (95, 1652057380), (100, 1569454511), (190, 826028690), (380, 413014345), (475, 330411476), (950, 165205738), (1900, 82602869), (3209, 48907900), (6418, 24453950), (12836, 12226975), (16045, 9781580), (25741, 6097100), (32090, 4890790), (51482, 3048550), (60971, 2574100), (64180, 2445395), (80225, 1956316), (102964, 1524275), (121942, 1287050), (128705, 1219420), (160450, 978158), (243884, 643525), (257410, 609710), (304855, 514820), (320900, 489079)]