82366720

素因数分解:

$2^8\times 5^1\times {\mathrm{229}}^1\times {\mathrm{281}}^1$

素因数の和:531

約数の個数: 72

約数和(自身を含む): 198860760

約数和(自身を除く): 116494040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 229, 256, 281, 320, 458, 562, 640, 916, 1124, 1145, 1280, 1405, 1832, 2248, 2290, 2810, 3664, 4496, 4580, 5620, 7328, 8992, 9160, 11240, 14656, 17984, 18320, 22480, 29312, 35968, 36640, 44960, 58624, 64349, 71936, 73280, 89920, 128698, 146560, 179840, 257396, 293120, 321745, 359680, 514792, 643490, 1029584, 1286980, 2059168, 2573960, 4118336, 5147920, 8236672, 10295840, 16473344, 20591680, 41183360, 82366720]

約数ペア:

[(1, 82366720), (2, 41183360), (4, 20591680), (5, 16473344), (8, 10295840), (10, 8236672), (16, 5147920), (20, 4118336), (32, 2573960), (40, 2059168), (64, 1286980), (80, 1029584), (128, 643490), (160, 514792), (229, 359680), (256, 321745), (281, 293120), (320, 257396), (458, 179840), (562, 146560), (640, 128698), (916, 89920), (1124, 73280), (1145, 71936), (1280, 64349), (1405, 58624), (1832, 44960), (2248, 36640), (2290, 35968), (2810, 29312), (3664, 22480), (4496, 18320), (4580, 17984), (5620, 14656), (7328, 11240), (8992, 9160)]