28966400

素因数分解:

$2^9\times 5^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:132

約数の個数: 120

約数和(自身を含む): 75096384

約数和(自身を除く): 46129984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 73, 80, 100, 124, 128, 146, 155, 160, 200, 248, 256, 292, 310, 320, 365, 400, 496, 512, 584, 620, 640, 730, 775, 800, 992, 1168, 1240, 1280, 1460, 1550, 1600, 1825, 1984, 2263, 2336, 2480, 2560, 2920, 3100, 3200, 3650, 3968, 4526, 4672, 4960, 5840, 6200, 6400, 7300, 7936, 9052, 9344, 9920, 11315, 11680, 12400, 12800, 14600, 15872, 18104, 18688, 19840, 22630, 23360, 24800, 29200, 36208, 37376, 39680, 45260, 46720, 49600, 56575, 58400, 72416, 79360, 90520, 93440, 99200, 113150, 116800, 144832, 181040, 186880, 198400, 226300, 233600, 289664, 362080, 396800, 452600, 467200, 579328, 724160, 905200, 934400, 1158656, 1448320, 1810400, 2896640, 3620800, 5793280, 7241600, 14483200, 28966400]

約数ペア:

[(1, 28966400), (2, 14483200), (4, 7241600), (5, 5793280), (8, 3620800), (10, 2896640), (16, 1810400), (20, 1448320), (25, 1158656), (31, 934400), (32, 905200), (40, 724160), (50, 579328), (62, 467200), (64, 452600), (73, 396800), (80, 362080), (100, 289664), (124, 233600), (128, 226300), (146, 198400), (155, 186880), (160, 181040), (200, 144832), (248, 116800), (256, 113150), (292, 99200), (310, 93440), (320, 90520), (365, 79360), (400, 72416), (496, 58400), (512, 56575), (584, 49600), (620, 46720), (640, 45260), (730, 39680), (775, 37376), (800, 36208), (992, 29200), (1168, 24800), (1240, 23360), (1280, 22630), (1460, 19840), (1550, 18688), (1600, 18104), (1825, 15872), (1984, 14600), (2263, 12800), (2336, 12400), (2480, 11680), (2560, 11315), (2920, 9920), (3100, 9344), (3200, 9052), (3650, 7936), (3968, 7300), (4526, 6400), (4672, 6200), (4960, 5840)]