25661970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1$

素因数の和:424

約数の個数: 96

約数和(自身を含む): 72072000

約数和(自身を除く): 46410030

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 43, 45, 57, 86, 90, 95, 114, 129, 171, 190, 215, 258, 285, 342, 349, 387, 430, 570, 645, 698, 774, 817, 855, 1047, 1290, 1634, 1710, 1745, 1935, 2094, 2451, 3141, 3490, 3870, 4085, 4902, 5235, 6282, 6631, 7353, 8170, 10470, 12255, 13262, 14706, 15007, 15705, 19893, 24510, 30014, 31410, 33155, 36765, 39786, 45021, 59679, 66310, 73530, 75035, 90042, 99465, 119358, 135063, 150070, 198930, 225105, 270126, 285133, 298395, 450210, 570266, 596790, 675315, 855399, 1350630, 1425665, 1710798, 2566197, 2851330, 4276995, 5132394, 8553990, 12830985, 25661970]

約数ペア:

[(1, 25661970), (2, 12830985), (3, 8553990), (5, 5132394), (6, 4276995), (9, 2851330), (10, 2566197), (15, 1710798), (18, 1425665), (19, 1350630), (30, 855399), (38, 675315), (43, 596790), (45, 570266), (57, 450210), (86, 298395), (90, 285133), (95, 270126), (114, 225105), (129, 198930), (171, 150070), (190, 135063), (215, 119358), (258, 99465), (285, 90042), (342, 75035), (349, 73530), (387, 66310), (430, 59679), (570, 45021), (645, 39786), (698, 36765), (774, 33155), (817, 31410), (855, 30014), (1047, 24510), (1290, 19893), (1634, 15705), (1710, 15007), (1745, 14706), (1935, 13262), (2094, 12255), (2451, 10470), (3141, 8170), (3490, 7353), (3870, 6631), (4085, 6282), (4902, 5235)]