396149000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{983}}^1$

素因数の和:1048

約数の個数: 128

約数和(自身を含む): 1031546880

約数和(自身を除く): 635397880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 31, 40, 50, 52, 62, 65, 100, 104, 124, 125, 130, 155, 200, 248, 250, 260, 310, 325, 403, 500, 520, 620, 650, 775, 806, 983, 1000, 1240, 1300, 1550, 1612, 1625, 1966, 2015, 2600, 3100, 3224, 3250, 3875, 3932, 4030, 4915, 6200, 6500, 7750, 7864, 8060, 9830, 10075, 12779, 13000, 15500, 16120, 19660, 20150, 24575, 25558, 30473, 31000, 39320, 40300, 49150, 50375, 51116, 60946, 63895, 80600, 98300, 100750, 102232, 121892, 122875, 127790, 152365, 196600, 201500, 243784, 245750, 255580, 304730, 319475, 396149, 403000, 491500, 511160, 609460, 638950, 761825, 792298, 983000, 1218920, 1277900, 1523650, 1584596, 1597375, 1980745, 2555800, 3047300, 3169192, 3194750, 3809125, 3961490, 6094600, 6389500, 7618250, 7922980, 9903725, 12779000, 15236500, 15845960, 19807450, 30473000, 39614900, 49518625, 79229800, 99037250, 198074500, 396149000]

約数ペア:

[(1, 396149000), (2, 198074500), (4, 99037250), (5, 79229800), (8, 49518625), (10, 39614900), (13, 30473000), (20, 19807450), (25, 15845960), (26, 15236500), (31, 12779000), (40, 9903725), (50, 7922980), (52, 7618250), (62, 6389500), (65, 6094600), (100, 3961490), (104, 3809125), (124, 3194750), (125, 3169192), (130, 3047300), (155, 2555800), (200, 1980745), (248, 1597375), (250, 1584596), (260, 1523650), (310, 1277900), (325, 1218920), (403, 983000), (500, 792298), (520, 761825), (620, 638950), (650, 609460), (775, 511160), (806, 491500), (983, 403000), (1000, 396149), (1240, 319475), (1300, 304730), (1550, 255580), (1612, 245750), (1625, 243784), (1966, 201500), (2015, 196600), (2600, 152365), (3100, 127790), (3224, 122875), (3250, 121892), (3875, 102232), (3932, 100750), (4030, 98300), (4915, 80600), (6200, 63895), (6500, 60946), (7750, 51116), (7864, 50375), (8060, 49150), (9830, 40300), (10075, 39320), (12779, 31000), (13000, 30473), (15500, 25558), (16120, 24575), (19660, 20150)]