90036400

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:239

約数の個数: 120

約数和(自身を含む): 229163904

約数和(自身を除く): 139127504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 53, 62, 80, 100, 106, 124, 137, 155, 200, 212, 248, 265, 274, 310, 400, 424, 496, 530, 548, 620, 685, 775, 848, 1060, 1096, 1240, 1325, 1370, 1550, 1643, 2120, 2192, 2480, 2650, 2740, 3100, 3286, 3425, 4240, 4247, 5300, 5480, 6200, 6572, 6850, 7261, 8215, 8494, 10600, 10960, 12400, 13144, 13700, 14522, 16430, 16988, 21200, 21235, 26288, 27400, 29044, 32860, 33976, 36305, 41075, 42470, 54800, 58088, 65720, 67952, 72610, 82150, 84940, 106175, 116176, 131440, 145220, 164300, 169880, 181525, 212350, 225091, 290440, 328600, 339760, 363050, 424700, 450182, 580880, 657200, 726100, 849400, 900364, 1125455, 1452200, 1698800, 1800728, 2250910, 2904400, 3601456, 4501820, 5627275, 9003640, 11254550, 18007280, 22509100, 45018200, 90036400]

約数ペア:

[(1, 90036400), (2, 45018200), (4, 22509100), (5, 18007280), (8, 11254550), (10, 9003640), (16, 5627275), (20, 4501820), (25, 3601456), (31, 2904400), (40, 2250910), (50, 1800728), (53, 1698800), (62, 1452200), (80, 1125455), (100, 900364), (106, 849400), (124, 726100), (137, 657200), (155, 580880), (200, 450182), (212, 424700), (248, 363050), (265, 339760), (274, 328600), (310, 290440), (400, 225091), (424, 212350), (496, 181525), (530, 169880), (548, 164300), (620, 145220), (685, 131440), (775, 116176), (848, 106175), (1060, 84940), (1096, 82150), (1240, 72610), (1325, 67952), (1370, 65720), (1550, 58088), (1643, 54800), (2120, 42470), (2192, 41075), (2480, 36305), (2650, 33976), (2740, 32860), (3100, 29044), (3286, 27400), (3425, 26288), (4240, 21235), (4247, 21200), (5300, 16988), (5480, 16430), (6200, 14522), (6572, 13700), (6850, 13144), (7261, 12400), (8215, 10960), (8494, 10600)]