65517900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{4457}}^1$

素因数の和:4488

約数の個数: 108

約数和(自身を含む): 220564008

約数和(自身を除く): 155046108

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 70, 75, 84, 98, 100, 105, 140, 147, 150, 175, 196, 210, 245, 294, 300, 350, 420, 490, 525, 588, 700, 735, 980, 1050, 1225, 1470, 2100, 2450, 2940, 3675, 4457, 4900, 7350, 8914, 13371, 14700, 17828, 22285, 26742, 31199, 44570, 53484, 62398, 66855, 89140, 93597, 111425, 124796, 133710, 155995, 187194, 218393, 222850, 267420, 311990, 334275, 374388, 436786, 445700, 467985, 623980, 655179, 668550, 779975, 873572, 935970, 1091965, 1310358, 1337100, 1559950, 1871940, 2183930, 2339925, 2620716, 3119900, 3275895, 4367860, 4679850, 5459825, 6551790, 9359700, 10919650, 13103580, 16379475, 21839300, 32758950, 65517900]

約数ペア:

[(1, 65517900), (2, 32758950), (3, 21839300), (4, 16379475), (5, 13103580), (6, 10919650), (7, 9359700), (10, 6551790), (12, 5459825), (14, 4679850), (15, 4367860), (20, 3275895), (21, 3119900), (25, 2620716), (28, 2339925), (30, 2183930), (35, 1871940), (42, 1559950), (49, 1337100), (50, 1310358), (60, 1091965), (70, 935970), (75, 873572), (84, 779975), (98, 668550), (100, 655179), (105, 623980), (140, 467985), (147, 445700), (150, 436786), (175, 374388), (196, 334275), (210, 311990), (245, 267420), (294, 222850), (300, 218393), (350, 187194), (420, 155995), (490, 133710), (525, 124796), (588, 111425), (700, 93597), (735, 89140), (980, 66855), (1050, 62398), (1225, 53484), (1470, 44570), (2100, 31199), (2450, 26742), (2940, 22285), (3675, 17828), (4457, 14700), (4900, 13371), (7350, 8914)]