90867200

素因数分解:

$2^9\times 5^2\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:288

約数の個数: 120

約数和(自身を含む): 233407680

約数和(自身を除く): 142540480

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, 229, 248, 256, 310, 320, 400, 458, 496, 512, 620, 640, 775, 800, 916, 992, 1145, 1240, 1280, 1550, 1600, 1832, 1984, 2290, 2480, 2560, 3100, 3200, 3664, 3968, 4580, 4960, 5725, 6200, 6400, 7099, 7328, 7936, 9160, 9920, 11450, 12400, 12800, 14198, 14656, 15872, 18320, 19840, 22900, 24800, 28396, 29312, 35495, 36640, 39680, 45800, 49600, 56792, 58624, 70990, 73280, 79360, 91600, 99200, 113584, 117248, 141980, 146560, 177475, 183200, 198400, 227168, 283960, 293120, 354950, 366400, 396800, 454336, 567920, 586240, 709900, 732800, 908672, 1135840, 1419800, 1465600, 1817344, 2271680, 2839600, 2931200, 3634688, 4543360, 5679200, 9086720, 11358400, 18173440, 22716800, 45433600, 90867200]

約数ペア:

[(1, 90867200), (2, 45433600), (4, 22716800), (5, 18173440), (8, 11358400), (10, 9086720), (16, 5679200), (20, 4543360), (25, 3634688), (31, 2931200), (32, 2839600), (40, 2271680), (50, 1817344), (62, 1465600), (64, 1419800), (80, 1135840), (100, 908672), (124, 732800), (128, 709900), (155, 586240), (160, 567920), (200, 454336), (229, 396800), (248, 366400), (256, 354950), (310, 293120), (320, 283960), (400, 227168), (458, 198400), (496, 183200), (512, 177475), (620, 146560), (640, 141980), (775, 117248), (800, 113584), (916, 99200), (992, 91600), (1145, 79360), (1240, 73280), (1280, 70990), (1550, 58624), (1600, 56792), (1832, 49600), (1984, 45800), (2290, 39680), (2480, 36640), (2560, 35495), (3100, 29312), (3200, 28396), (3664, 24800), (3968, 22900), (4580, 19840), (4960, 18320), (5725, 15872), (6200, 14656), (6400, 14198), (7099, 12800), (7328, 12400), (7936, 11450), (9160, 9920)]