85454240

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{353}}^1$

素因数の和:474

約数の個数: 96

約数和(自身を含む): 216775440

約数和(自身を除く): 131321200

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 89, 136, 160, 170, 178, 272, 340, 353, 356, 445, 544, 680, 706, 712, 890, 1360, 1412, 1424, 1513, 1765, 1780, 2720, 2824, 2848, 3026, 3530, 3560, 5648, 6001, 6052, 7060, 7120, 7565, 11296, 12002, 12104, 14120, 14240, 15130, 24004, 24208, 28240, 30005, 30260, 31417, 48008, 48416, 56480, 60010, 60520, 62834, 96016, 120020, 121040, 125668, 157085, 192032, 240040, 242080, 251336, 314170, 480080, 502672, 534089, 628340, 960160, 1005344, 1068178, 1256680, 2136356, 2513360, 2670445, 4272712, 5026720, 5340890, 8545424, 10681780, 17090848, 21363560, 42727120, 85454240]

約数ペア:

[(1, 85454240), (2, 42727120), (4, 21363560), (5, 17090848), (8, 10681780), (10, 8545424), (16, 5340890), (17, 5026720), (20, 4272712), (32, 2670445), (34, 2513360), (40, 2136356), (68, 1256680), (80, 1068178), (85, 1005344), (89, 960160), (136, 628340), (160, 534089), (170, 502672), (178, 480080), (272, 314170), (340, 251336), (353, 242080), (356, 240040), (445, 192032), (544, 157085), (680, 125668), (706, 121040), (712, 120020), (890, 96016), (1360, 62834), (1412, 60520), (1424, 60010), (1513, 56480), (1765, 48416), (1780, 48008), (2720, 31417), (2824, 30260), (2848, 30005), (3026, 28240), (3530, 24208), (3560, 24004), (5648, 15130), (6001, 14240), (6052, 14120), (7060, 12104), (7120, 12002), (7565, 11296)]