248396800

素因数分解:

$2^{10}\times 5^2\times {\mathrm{31}}^1\times {\mathrm{313}}^1$

素因数の和:374

約数の個数: 132

約数和(自身を含む): 637615936

約数和(自身を除く): 389219136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 155, 160, 200, 248, 256, 310, 313, 320, 400, 496, 512, 620, 626, 640, 775, 800, 992, 1024, 1240, 1252, 1280, 1550, 1565, 1600, 1984, 2480, 2504, 2560, 3100, 3130, 3200, 3968, 4960, 5008, 5120, 6200, 6260, 6400, 7825, 7936, 9703, 9920, 10016, 12400, 12520, 12800, 15650, 15872, 19406, 19840, 20032, 24800, 25040, 25600, 31300, 31744, 38812, 39680, 40064, 48515, 49600, 50080, 62600, 77624, 79360, 80128, 97030, 99200, 100160, 125200, 155248, 158720, 160256, 194060, 198400, 200320, 242575, 250400, 310496, 320512, 388120, 396800, 400640, 485150, 500800, 620992, 776240, 793600, 801280, 970300, 1001600, 1241984, 1552480, 1602560, 1940600, 2003200, 2483968, 3104960, 3881200, 4006400, 4967936, 6209920, 7762400, 8012800, 9935872, 12419840, 15524800, 24839680, 31049600, 49679360, 62099200, 124198400, 248396800]

約数ペア:

[(1, 248396800), (2, 124198400), (4, 62099200), (5, 49679360), (8, 31049600), (10, 24839680), (16, 15524800), (20, 12419840), (25, 9935872), (31, 8012800), (32, 7762400), (40, 6209920), (50, 4967936), (62, 4006400), (64, 3881200), (80, 3104960), (100, 2483968), (124, 2003200), (128, 1940600), (155, 1602560), (160, 1552480), (200, 1241984), (248, 1001600), (256, 970300), (310, 801280), (313, 793600), (320, 776240), (400, 620992), (496, 500800), (512, 485150), (620, 400640), (626, 396800), (640, 388120), (775, 320512), (800, 310496), (992, 250400), (1024, 242575), (1240, 200320), (1252, 198400), (1280, 194060), (1550, 160256), (1565, 158720), (1600, 155248), (1984, 125200), (2480, 100160), (2504, 99200), (2560, 97030), (3100, 80128), (3130, 79360), (3200, 77624), (3968, 62600), (4960, 50080), (5008, 49600), (5120, 48515), (6200, 40064), (6260, 39680), (6400, 38812), (7825, 31744), (7936, 31300), (9703, 25600), (9920, 25040), (10016, 24800), (12400, 20032), (12520, 19840), (12800, 19406), (15650, 15872)]