87423750

素因数分解:

$2^1\times 3^2\times 5^4\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:456

約数の個数: 120

約数和(自身を含む): 249763800

約数和(自身を除く): 162340050

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 30, 38, 45, 50, 57, 75, 90, 95, 114, 125, 150, 171, 190, 225, 250, 285, 342, 375, 409, 450, 475, 570, 625, 750, 818, 855, 950, 1125, 1227, 1250, 1425, 1710, 1875, 2045, 2250, 2375, 2454, 2850, 3681, 3750, 4090, 4275, 4750, 5625, 6135, 7125, 7362, 7771, 8550, 10225, 11250, 11875, 12270, 14250, 15542, 18405, 20450, 21375, 23313, 23750, 30675, 35625, 36810, 38855, 42750, 46626, 51125, 61350, 69939, 71250, 77710, 92025, 102250, 106875, 116565, 139878, 153375, 184050, 194275, 213750, 233130, 255625, 306750, 349695, 388550, 460125, 511250, 582825, 699390, 766875, 920250, 971375, 1165650, 1533750, 1748475, 1942750, 2300625, 2914125, 3496950, 4601250, 4856875, 5828250, 8742375, 9713750, 14570625, 17484750, 29141250, 43711875, 87423750]

約数ペア:

[(1, 87423750), (2, 43711875), (3, 29141250), (5, 17484750), (6, 14570625), (9, 9713750), (10, 8742375), (15, 5828250), (18, 4856875), (19, 4601250), (25, 3496950), (30, 2914125), (38, 2300625), (45, 1942750), (50, 1748475), (57, 1533750), (75, 1165650), (90, 971375), (95, 920250), (114, 766875), (125, 699390), (150, 582825), (171, 511250), (190, 460125), (225, 388550), (250, 349695), (285, 306750), (342, 255625), (375, 233130), (409, 213750), (450, 194275), (475, 184050), (570, 153375), (625, 139878), (750, 116565), (818, 106875), (855, 102250), (950, 92025), (1125, 77710), (1227, 71250), (1250, 69939), (1425, 61350), (1710, 51125), (1875, 46626), (2045, 42750), (2250, 38855), (2375, 36810), (2454, 35625), (2850, 30675), (3681, 23750), (3750, 23313), (4090, 21375), (4275, 20450), (4750, 18405), (5625, 15542), (6135, 14250), (7125, 12270), (7362, 11875), (7771, 11250), (8550, 10225)]