80875020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1163}}^1$

素因数の和:1255

約数の個数: 96

約数和(自身を含む): 242484480

約数和(自身を除く): 161609460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 61, 76, 95, 114, 122, 183, 190, 228, 244, 285, 305, 366, 380, 570, 610, 732, 915, 1140, 1159, 1163, 1220, 1830, 2318, 2326, 3477, 3489, 3660, 4636, 4652, 5795, 5815, 6954, 6978, 11590, 11630, 13908, 13956, 17385, 17445, 22097, 23180, 23260, 34770, 34890, 44194, 66291, 69540, 69780, 70943, 88388, 110485, 132582, 141886, 212829, 220970, 265164, 283772, 331455, 354715, 425658, 441940, 662910, 709430, 851316, 1064145, 1325820, 1347917, 1418860, 2128290, 2695834, 4043751, 4256580, 5391668, 6739585, 8087502, 13479170, 16175004, 20218755, 26958340, 40437510, 80875020]

約数ペア:

[(1, 80875020), (2, 40437510), (3, 26958340), (4, 20218755), (5, 16175004), (6, 13479170), (10, 8087502), (12, 6739585), (15, 5391668), (19, 4256580), (20, 4043751), (30, 2695834), (38, 2128290), (57, 1418860), (60, 1347917), (61, 1325820), (76, 1064145), (95, 851316), (114, 709430), (122, 662910), (183, 441940), (190, 425658), (228, 354715), (244, 331455), (285, 283772), (305, 265164), (366, 220970), (380, 212829), (570, 141886), (610, 132582), (732, 110485), (915, 88388), (1140, 70943), (1159, 69780), (1163, 69540), (1220, 66291), (1830, 44194), (2318, 34890), (2326, 34770), (3477, 23260), (3489, 23180), (3660, 22097), (4636, 17445), (4652, 17385), (5795, 13956), (5815, 13908), (6954, 11630), (6978, 11590)]