195455000

素因数分解:

$2^3\times 5^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:167

約数の個数: 160

約数和(自身を含む): 514335360

約数和(自身を除く): 318880360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 31, 40, 50, 52, 62, 65, 97, 100, 104, 124, 125, 130, 155, 194, 200, 248, 250, 260, 310, 325, 388, 403, 485, 500, 520, 620, 625, 650, 775, 776, 806, 970, 1000, 1240, 1250, 1261, 1300, 1550, 1612, 1625, 1940, 2015, 2425, 2500, 2522, 2600, 3007, 3100, 3224, 3250, 3875, 3880, 4030, 4850, 5000, 5044, 6014, 6200, 6305, 6500, 7750, 8060, 8125, 9700, 10075, 10088, 12028, 12125, 12610, 13000, 15035, 15500, 16120, 16250, 19375, 19400, 20150, 24056, 24250, 25220, 30070, 31000, 31525, 32500, 38750, 39091, 40300, 48500, 50375, 50440, 60140, 60625, 63050, 65000, 75175, 77500, 78182, 80600, 97000, 100750, 120280, 121250, 126100, 150350, 155000, 156364, 157625, 195455, 201500, 242500, 251875, 252200, 300700, 312728, 315250, 375875, 390910, 403000, 485000, 503750, 601400, 630500, 751750, 781820, 788125, 977275, 1007500, 1261000, 1503500, 1563640, 1576250, 1879375, 1954550, 2015000, 3007000, 3152500, 3758750, 3909100, 4886375, 6305000, 7517500, 7818200, 9772750, 15035000, 19545500, 24431875, 39091000, 48863750, 97727500, 195455000]

約数ペア:

[(1, 195455000), (2, 97727500), (4, 48863750), (5, 39091000), (8, 24431875), (10, 19545500), (13, 15035000), (20, 9772750), (25, 7818200), (26, 7517500), (31, 6305000), (40, 4886375), (50, 3909100), (52, 3758750), (62, 3152500), (65, 3007000), (97, 2015000), (100, 1954550), (104, 1879375), (124, 1576250), (125, 1563640), (130, 1503500), (155, 1261000), (194, 1007500), (200, 977275), (248, 788125), (250, 781820), (260, 751750), (310, 630500), (325, 601400), (388, 503750), (403, 485000), (485, 403000), (500, 390910), (520, 375875), (620, 315250), (625, 312728), (650, 300700), (775, 252200), (776, 251875), (806, 242500), (970, 201500), (1000, 195455), (1240, 157625), (1250, 156364), (1261, 155000), (1300, 150350), (1550, 126100), (1612, 121250), (1625, 120280), (1940, 100750), (2015, 97000), (2425, 80600), (2500, 78182), (2522, 77500), (2600, 75175), (3007, 65000), (3100, 63050), (3224, 60625), (3250, 60140), (3875, 50440), (3880, 50375), (4030, 48500), (4850, 40300), (5000, 39091), (5044, 38750), (6014, 32500), (6200, 31525), (6305, 31000), (6500, 30070), (7750, 25220), (8060, 24250), (8125, 24056), (9700, 20150), (10075, 19400), (10088, 19375), (12028, 16250), (12125, 16120), (12610, 15500), (13000, 15035)]